Spend each day trying to be a little wiser than you were when you woke up.

语言是我们改变世界最强大的武器。

No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.

Happiness is a state of mind. It's just according to the way you look at things.

The only thing more dangerous than ignorance is arrogance.

"The best way to innovate is to start with a growth mindset."