心流是完全为了活动本身而全身心投入。自我消失。时间飞逝。每一个动作、移动和思想都不可避免地跟随前一个，就像演奏爵士乐一样。你的整个身心都参与其中，并且你在最大限度地使用你的技能。
The ratio of positive to negative emotions that predicts flourishing is about 3 to 1. Above that ratio, people tend to flourish; below it, they tend to languish.
你无法取悦所有人，所以做自己就好。
If you're not failing occasionally, you're not pushing boundaries hard enough.
The Langlands program is a vision of the future of mathematics.