Our frustration is greater when we have much and want more than when we have nothing and want some. We are less dissatisfied when we lack many things than when we seem to lack but one thing.
Challenges are what make us grow; embrace them.
大脑有专门的网络来维持警觉性、定向感觉事件和解决反应之间的冲突。
数学不是观赏性运动——你必须参与其中才能欣赏它的美。
Infinite patience brings immediate results.