先验与后验的区别是认识论的，而非形而上学的。

Every piece of plastic we produce should have a plan for its entire lifecycle.

To be a writer does not mean to preach a truth, it means to discover a truth.

科学家与公众之间的对话对于负责任的创新至关重要。

我想让粉丝们知道我有多感激他们。

释义：用兵的方法，以攻破敌人心理防线为上策，攻破城池为下策。