The poet is a liar who always speaks the truth.
The environment shapes behavior through the mechanism of reinforcement.
I adore simple pleasures.They are the last refuge of the complex.
朗兰兹纲领是对数学如何在单一框架内统一的一种愿景。
每个家庭都是一个团结的小社会,自由和相互之间的感情是他们唯一的纽带。