35 Kaizen Quotes on Continuous Improvement & Lean Leadership

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In business, standing still is falling behind. To build a resilient and efficient organization, it is essential that leaders cultivate a culture of “continuous improvement” – or Kaizen, as it is referred to in Japanese business management. Pioneered by Toyota, Kaizen focuses on making small, incremental changes daily rather than waiting for massive, disruptive shifts.

Jonathan M. Pham

Author: Jonathan M. Pham

Foundational Kaizen Quotes from Lean Management Pioneers

To truly understand Kaizen, we need to look to the architects of the philosophy.

  1. Kaizen means ongoing improvement involving everybody, without spending much money. – Masaaki Imai
  1. Where there is no standard, there can be no improvement. – Taiichi Ohno
  1. There are four purposes of improvement: easier, better, faster, and cheaper. These four goals appear in the order of priority. – Shigeo Shingo
  1. The message of the Kaizen strategy is that not a day should go by without some kind of improvement being made somewhere in the company. – Masaaki Imai
  1. If you are going to do kaizen continuously, you’ve got to assume that things are a mess. – Taiichi Ohno

kaizen quotes assume things are a mess

Lean management philosophy quotes

Quotes on the Philosophy of Continuous Improvement

Kaizen is not a one-time project; it is a permanent mindset. An ongoing commitment to growth is essential for long-term business survival.

  1. Without continual growth and progress, such words as improvement, achievement, and success have no meaning. – Benjamin Franklin
  1. Strive for continuous improvement, instead of perfection. – Kim Collins
  1. Excellence is not a destination; it is a continuous journey that never ends. – Brian Tracy
  1. He who rejects change is the architect of decay. – Harold Wilson
  1. You can’t do kaizen just once or twice and expect immediate results. You have to be in it for the long haul. – Masaaki Imai

quotes do kaizen for the long haul

Quotes about continuous improvement in the workplace

Kaizen Quotes on Standardization and Process

You cannot measure improvement without a baseline. Setting and refining standard operating procedures (SOPs) is the backbone of operational excellence.

  1. It is impossible to improve any process until it is standardized. If the process is shifting from here to there, then any improvement will just be one more variation that is occasionally used and mostly ignored. – Masaaki Imai
  1. If you can’t describe what you are doing as a process, you don’t know what you’re doing. – W. Edwards Deming
  1. Standards should not be forced down from above but rather set by the production workers themselves. – Taiichi Ohno
  1. The standard is not writ on the stone. The definition of the standard is that it is the best way to do the job for now. – Masaaki Imai
  1. It is not necessary to change. Survival is not mandatory. – W. Edwards Deming

Kaizen Quotes on Overcoming Complacency and the Status Quo

The greatest enemy of continuous improvement is the phrase, “We have always done it this way.” It’s time for us to challenge the status quo with these powerful words.

  1. Progress cannot be generated when we are satisfied with existing situations. – Taiichi Ohno
  1. A relentless barrage of ‘why’s’ is the best way to prepare your mind to pierce the clouded veil of thinking caused by the status quo. Use it often. – Shigeo Shingo
  1. Having no problems is the biggest problem of all. – Taiichi Ohno
  1. Those who are not dissatisfied will never make any progress. – Shigeo Shingo
  1. Improvement usually means doing something that we have never done before. – Shigeo Shingo

kaizen quotes improvement doing something we have never done

Kaizen Quotes on the “1% Better Every Day” Concept

Kaizen champions the idea that tiny, micro-adjustments compound into massive, industry-leading transformations over time. Here is what experts say about getting 1% better every day.

  1. If you can get 1 percent better each day for one year, you’ll end up thirty-seven times better by the time you’re done. – James Clear
  1. Small daily improvements over time lead to stunning results. – Robin Sharma
  1. Small actions are at the heart of kaizen. By taking steps so tiny that they seem trivial or even laughable, you’ll sail calmly past obstacles that have defeated you before. – Robert D. Maurer
  1. Success is the sum of small efforts, repeated day in and day out. – Robert Collier
  1. Patience is a competitive advantage. In most fields, you can find success if you are simply willing to do the reasonable thing longer than most people. – James Clear

patience is a competitive advantage

Quotes on getting 1% better every day

Kaizen Quotes on Identifying and Eliminating Waste (Muda)

In Lean methodology, “Muda” refers to uselessness or waste. Identifying and stripping away non-value-adding activities is a core pillar of Kaizen training.

  1. The most dangerous kind of waste is the waste we do not recognize. – Shigeo Shingo
  1. There is nothing so useless as doing efficiently that which should not be done at all. – Peter Drucker
  1. All we are doing is looking at the time line, from the moment the customer gives us an order to the point when we collect the cash. And we are reducing that time line by removing the non-value-added wastes. – Taiichi Ohno
  1. When you buy bananas all you want is the fruit not the skin, but you have to pay for the skin also. It is a waste. And you the customer should not have to pay for the waste. – Shigeo Shingo
  1. Most people spend more time and energy going around problems than trying to solve them. – Henry Ford

people spend more time going around problems

Modern Kaizen Quotes on Teamwork and Problem-Solving

A true Kaizen culture cannot be dictated from the C-suite; it requires the boots-on-the-ground expertise of frontline employees.

  1. The starting point for improvement is to recognize the need. – Masaaki Imai
  1. The Toyota style is not to create results by working hard. It is a system that says there is no limit to people’s creativity. People don’t go to Toyota to ‘work’ they go there to ‘think’. – Taiichi Ohno
  1. Seek the wisdom of ten people rather than the knowledge of one. – Masaaki Imai
  1. When solving problems, dig at the roots instead of just hacking at the leaves. – Anthony J. D’Angelo
  1. Knowledge has to be improved, challenged, and increased constantly, or it vanishes. – Peter Drucker

Read more: 45 Team Building Quotes

knowledge has to be improved challenged

Best Kaizen quotes for business leaders

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