A story should have a beginning, a middle, and an end, but not necessarily in that order.
可持续性不是一种选择;它是我们对后代的责任。
统治者的暴政和群众的暴政同样令人生畏。
The unexamined life is not worth living.
A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it.