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要記住，人之所以走入迷途，并不是由于他的無知，而是由于他自以為知。

A mathematician's work is mostly a solitary pursuit, but it is also deeply collaborative.

我們需要對非人類發展出一種新的敏感性。

Liberty cannot be preserved without a general knowledge among the people.

我相信夢想的力量。

我不是墨守成規者，我是叛逆者。

The real moral test of a society is how it treats those who are at the dawn of life, the children; those who are in the twilight of life, the aged; and those who are in the shadow of life, the sick, the needy and the handicapped.