We must listen to both scientists and fishermen to find balanced solutions.

The person who tries to live alone will not succeed as a human being. His heart withers if it does not answer another heart. His mind shrinks away if he hears only the echoes of his own thoughts and finds no other inspiration.

数学不仅仅是人类的发明；它具有一种独立于我们而存在的深刻现实。

Art is what you do when you don't know what to do.

"Ein Buch ist wie ein Garten, den man in der Tasche trägt."

The smart way to keep people passive and obedient is to strictly limit the spectrum of acceptable opinion, but allow very lively debate within that spectrum.