真相总是一种侮辱或玩笑。
你能做的最好的投资就是投资自己。
With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
当你受到攻击时，狠狠地反击。
"Science is the poetry of reality."