Choose the life that is most useful， and habit will make it the most agreeable.

The truth is not for all men, but only for those who seek it.

Silence is very important. The silence is just as important as the notes.

There is no point treating a depressed person as though she were just feeling sad, saying, 'There now, hang on, you'll get over it.' Sadness is more or less like a head cold- with patience, it passes. Depression is like cancer.

革命的道路不是铺满玫瑰的道路。

The best performance improvement is the transition from the nonworking state to the working state.