我认为数学之所以有价值，是因为它具有这种令人难以置信的结构，你可以探索和发现。
The human being is essentially self-determining; he becomes what he wills himself to be.
The poet is the voice of the silent universe.
It takes a strong man to save himself, and a great man to save another.
Data is a precious thing and will last longer than the systems themselves.
Better pass boldly into that other world, in the full glory of some passion, than fade and wither dismally with age.