Be kind,for everyone is fighting a hard battle.And if you really wanna see what people are,all you have to do...is look.
善良一点因为大家的一生都不容易,如果你想真正了解他人你只需要用心去看。
你停止学习的那一刻,就是你开始落后的那一刻。
Mathematics is the art of giving the same name to different things.
The most exciting moments in mathematics are when you see connections between things that seemed unrelated before.
心理学研究的正确方向是行为的预测和控制。