Beliefs have the power to create and the power to destroy.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
当真理还正在穿鞋的时候,谎言就能走遍半个世界。
Success is not final, failure is not fatal: It is the courage to continue that counts.
You don't have to be brilliant, only a little bit wiser than the other guys, on average, for a long, long time.