1. It is never too late to change things for the better.

2. The best good people are those who have made mistakes; a person will often become better in the future because of a small shortcoming.

3. The danger is inevitable because we tolerate the source of disaster without correcting it.

4. All the water in the ocean cannot turn the swan's black legs into white, although it is washed by the waves every moment.

5. A person is blessed if he knows his shortcomings and can change his ways.

6. Make as few mistakes as possible, this is a human rule; not making mistakes, that is an angel's dream. Everything in this world is subject to error. Mistakes are like a force of gravity.

7. A person must use all his strength to improve himself and not waste his strength on anything else.

8. Error does not always mean ignorance, and knowledge does not always come when you call it. ——Ser Johnson

9. Mistakes are often the precursor to correctness.

10. Error cannot withstand failure, but truth is not afraid of failure.

11. When failure is inevitable, failure is also great.