Failure gave me an inner security that I had never attained by passing examinations. Failure taught me things about myself that I could have learned no other way. I discovered that I had a strong will, and more discipline than I had suspected; I also found out that I had friends whose value was truly above the price of rubies.

The only way to do something in depth is to work hard.

远离欲望的人，他的心灵像白莲花一样纯洁。

"The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."

"The past is always with us, for it feeds the present."

生命是肮脏的、野蛮的和短暂的。