The challenge is to make the invisible visible.

未来并非一个固定的点，而是一系列从当下分叉的可能性。

"It is easy to forget how full the world is of people, full to bursting, and each of them imaginable and consistently misimagined."

真正的教师会保护学生免受他个人影响。

所有有思想的人都是无神论者。