I'm not a perfectionist, but I like to feel that things are done well.
心理学必须是一门纯粹描述性的科学。
The investor's chief problem—and even his worst enemy—is likely to be himself.
在一个快速变化的世界中,学习和适应的能力是最终的竞争优势。
The environment shapes behavior through the mechanism of reinforcement.