The most dangerous thing is not failure, but complacency.
Stay humble and work hard.
Mathematics is not a spectator sport—you have to engage with it to appreciate its beauty.
译文：经常在外人面前夸耀自己就是最大的短处，知道自己还有短处就是最大的长处。赏析：做人低调不张扬，才不会引起别人的嫉妒和报复。为人处世，不谈论自己的优点，不议论别人的短处。
The best way to predict the future is to create it.
The individual has to fashion himself out of the material given by his culture.
The growth of knowledge is the key to solving problems.