The joy of discovery in mathematics is unparalleled.

You are never too old to set another goal or to dream a new dream.

通过人类学研究发展出的人类活动评价的一般理论，教会我们一种比我们现在所拥有的更高的宽容。

To be a poet is to have a soul so quick to discern that no shade of quality escapes it.

The worst evils in history have always been committed by those who truly believed they were combating evil. Beware of combating evil.

他凝视著生命，恰如生命之凝视自身。