我们基本的教育观念是:我们绝不能变成孩子发展的障碍。
资本资产定价模型并非旨在成为资本市场的实证均衡理论,而是一种规范性理论,描述如果投资者以某种方式行事,价格应如何表现。
The past is a foreign country; they do things differently there.
We thought that we had the answers, it was the questions we had wrong.
那些把别人当作不如人类的人,当他们投在水面上的面包毒化后漂回来时,不应感到惊讶。