一个好的数学家是能看到定理之间类比的人；一个伟大的数学家是能看到类比之间的类比的人。
A good mathematician is someone who can see analogies between theorems; a great mathematician is someone who can see analogies between analogies.
I stand up for what I believe in and I don’t worry about what other people think.
He said that the world was made for men to fight in and that the worth of a thing was the worth of the fight for it.
你不能通过人们如何度过他们的人生来评判他们。你只能通过他们如何对待你来评判。
"The world is full of magic things, patiently waiting for our senses to grow sharper."