The Morningstar study is incredibly damning in terms of the market timing abilities of individual investors.

晨星公司这一研究结果,谴责了个体投资者的市场时机选择能力

耶鲁公开课 - 金融市场课程节选

But he studied development of the individual child because he was convinced that this development will tell him about the development of knowledge more generally.

但是,由于他深信,个体儿童的发展,能够表现出认识发展的一般规律,所以他才选择去研究个体儿童的发展

耶鲁公开课 - 心理学导论课程节选