悲伤是私人的事。它需要多久就会持续多久。
Grief is a private thing. It takes as long as it takes.
二十世纪的伟大斗争是自由主义与极权主义之间的斗争。
写作是一种向世界说“我存在,我有话要说”的方式。
We are moving from an economy based on the production of goods to one based on the production of information.
The environment shapes behavior through the mechanism of reinforcement.