吾在天地之间，犹小石小木之在大山也，方存乎见少，又奚以自多！
我存在于天地之间，就如同一枚小石子、一棵小树，存在于大山之间，正以为自身实在渺小，又哪里会自满自负呢！
永远不要停止问：“我们怎样才能做得更好？”
I constantly see people rise in life who are not the smartest, sometimes not even the most diligent, but they are learning machines. They go to bed every night a little wiser than they were when they got up and boy does that help, particularly when you have a long run ahead of you.
Science cannot solve the ultimate mystery of nature. And that is because, in the last analysis, we ourselves are part of nature and therefore part of the mystery that we are trying to solve.