The only valid data for psychology are observable behaviors.
心理学唯一有效的数据是可观察的行为。
Pride is the universal sin, the great vice.
通往善的道路就是通往真理的道路。
可持续性不是一种风格，而是一种责任。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
The world needs responsible miners who understand the value of both minerals and the planet.
I'm just trying to be the best I can be.
数学家是把咖啡转化为定理的装置。