积极情绪就像是心灵的营养，帮助我们成长和蓬勃发展。

So, I went through life constantly practicing this model of disciplinary approach. Well, I can’t tell you what that’s done for me. It’s made life more fun. It’s made me more constructive. It’s made me more helpful to others. It’s made me enormously rich.

成功是我唯一的选择，失败不是。

In the realm of mathematics, every problem is an opportunity to discover something new.

通过经验获得的东西比通过推理获得的东西更真实、更坚实。

最大的风险是不冒任何风险。在一个变化非常快的世界里，唯一保证失败的策略就是不冒险。