每一本书都是一次旅程，每一页都是向未知迈进的一步。
Mathematics is the art of giving the same name to different things.
我们从未放下任何事，我们只是继续下一件事。
"The best way to find out if you can trust somebody is to trust them."
He who fights with monsters should be careful lest he thereby become a monster.
Be brave, take risks, nothing can substitute experience.