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You think when you wake up in the mornin yesterday don't count. But yesterday is all that does count. What else is there? Your life is made out of the days it's made out of. Nothin else.

Language is a skin: I rub my language against the other. It is as if I had words instead of fingers, or fingers at the tips of my words.

光以為它比任何東西都快，但它錯了。無論光跑得多快，黑暗總是先到一步，并在那里等著它。

物理學的美麗在于它能夠用最深刻的理論解釋最簡單的現象。