The most important thing is to disturb the comfortable and comfort the disturbed.

I am so clever that sometimes I don’t understand a single word of what I am saying.

The world owes all its onward impulses to men ill at ease; the happy man inevitably confines himself within ancient limits.

创新不在于技术，而在于思维方式。

A wise man said， “Before you speak， let your words pass through three gates. At the first gate， ask yourself， “Is it true？” At the second gate ask， “Is it necessary？” At the third gate ask， “Is it kind？”