数学家是将咖啡转化为定理的装置。
A mathematician is a device for turning coffee into theorems.
实现明天的唯一限制将是我们今天的疑虑。
可持续性不是一种趋势;而是我们对地球和未来农民的责任。
The ideas of goblins and sprights have really no more to do with darkness than light.
The concept of a legal system presupposes the concept of a rule.