I am always glad to think that my education was, for the most part, informal, and had its roots in the soil.

Every tree we plant today is a legacy for future generations.

The world is built on chemistry, and we are just beginning to see how.

Market failures are often not failures of markets, but failures of market design.

The universe is not only stranger than we imagine, it is stranger than we can imagine.

科学发现的影响可能是深远的，往往远远超出最初的预期。

"Experience is merely the name men gave to their mistakes."

The work of art is a whisper of the divine.

"The only real prison is fear, and the only real freedom is freedom from fear."

Exceed your customers' expectations. If you do, they'll come back over and over. Give them what they want — and a little more.