心理学必须研究思维和行为的适应功能。

Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world.

In economics, as in life, the answers are often more nuanced than they first appear.

Authenticity builds trust, and trust is the foundation of all great relationships.

The greatest journeys are the ones that change us without our noticing.

牛痘可以保护人体免受天花的感染。