Don't be afraid of failure when facing challenges. Every failure is a step towards success.
Don‘t purchase extra insurance if you are renting a car with a credit card.
The process of doing mathematics is as important as the result itself.
我不害怕死亡。我唯一害怕的是转世回来。
那些没有缺点的人的问题在于,通常你可以肯定他们会有一些相当讨厌的优点。
The biggest lesson I've learned is to trust yourself.