The only valid data for psychology are observable behaviors.
心理学唯一有效的数据是可观察的行为。
The human body is first and foremost a mirror to the soul and the greatest achievement in art is to make that mirror reflect the truth.
如果我们消灭了野性，那么我们就是在扼杀自己灵魂的一部分。
I'm not a boy, not yet a man.
The causal approach is about understanding the mechanisms that generate the data.
