The world is before you, and you need not take it or leave it as it was when you came in.
居家时不是有才德的人,入朝做官也不是好官。小时候不是一个好的学生,将来不能够成为一个有才德的人。
面对绝望时,唯一可以负责任地实践的哲学是试图从救赎的角度来思考一切事物。
The most profound insights in mathematics often come from unexpected analogies.