That we our largest bounty may extend Where nature doth with merit challenge.

The whole is other than the sum of the parts.

The joy of discovery in mathematics is like solving a puzzle that the universe has left for us.

Every cut should have a purpose, a reason to be there.

有一个人从天堂来到人间旅游，他所使用的是有效三十天的减价票，他试图要把他的回程票卖掉。