The deepest problems in mathematics often arise from the simplest questions.
我不害怕跌倒，因为我知道我会重新站起来。
以诚待物，真诚是通行天下的原则。
The first step in the art of management is the selection of the right man for the right job.
我不认为有什么极限。
"We are all in the gutter, but some of us are looking at the stars."
爱上一个人时，我们总会试着成为更好的人。在我们努力成为更好的人之时，生命中的每一件事，也会变得更美好。
The revolution is made through human beings, but individuals must forge their revolutionary spirit day by day.