Famous quotes about concentration include:

1. Concentration is the key to success and a quality of a healthy mind.

2. Focus and simplicity have always been one of my secrets. Simplicity can be harder to achieve than complexity: you have to work hard to clarify your thinking so that it becomes simple. But it’s worth it in the end because once you do it, you can do wonders.

3. The more a person focuses on the outside, the more his inside will wither. The more things a person possesses, the smaller his spiritual space becomes.

4. Focus on your potential, not your flaws.

5. Focus on dreams and persistence in career are the greatest financial management for young people.