Prediction is very difficult, especially about the future.
You have to believe in yourself when no one else does.
The principles of conditioning apply equally to all species.
写作是一种理解世界的方式。它是一种在混乱中强加秩序的方式。
I have held many things in my hands, and I have lost them all; but whatever I have placed in God's hands, that I still possess.
If you wish to succeed, you should use perdistence as your good friend, experiece as your reference, prudence as your brother and hope as your sentry.
当目标是带来有意义的改变时,协作胜过竞争。