The writer must be a traitor to his class, his country, his religion—to everything except his conscience.

坚持志向就像心痛一样，心思全在痛处，哪有时间说闲话、管闲事。

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge.

If you're not failing occasionally, you're not pushing boundaries hard enough.

幸福的关键是感恩。