The task of psychology is to analyze the contents of consciousness into its elements.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'
柠檬问题是指买家无法确定产品质量,因此只愿意支付反映平均质量的价格。
Patience and precision are the unsung heroes of scientific progress.