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言論自由是自由的重要堡壘；它們共同繁榮和共同消亡。

The art of education must be to bring the child to the point where he can educate himself.

過去是一個陌生的國度；那里的人做事方式不同。

Time is dead as long as it is being clicked off by little wheels; only when the clock stops does time come to life.

I can't go on, I'll go on.

"Life, he realize, was much like a song. In the beginning there is mystery, in the end there is confirmation, but it's in the middle where all the emotion resides to make the whole thing worthwhile."

科學是一項協作的努力。沒有人能獨自做出發現。