How do we prove the existence of things we can't see or hear or taste and so forth?

我们如何能证明那些,我们无法依靠五感感知的事物呢

耶鲁公开课 - 死亡课程节选

A mule is not spending 1/2 of its time as a donkey, and 1/2 of its time as a horse, we don't see it flickering back and forth between the two, that's not what we see.

骡子并不是一半的时间是驴，另一半的时间是马，我们不会看到它在两者之间来回变化，这不是我们所看到的情况。

麻省理工公开课 - 化学原理课程节选

If it's got Napoleon's memories,beliefs,desires,goals, and so forth and so on,wouldn't we say it's Napoleon?

如果他有拿破仑的记忆，信念，欲望，目标，诸如此类的东西，我们难道不认为他是拿破仑？

耶鲁公开课 - 死亡课程节选

To eliminate marginal players who, due to injury or other reasons, haven't put forth much of a track record in recent years, we stuck to those who have played regularly, while allowing for one injury-plagued season.

FORBES: Magazine Article

"If they honestly thought that satellite radio is in a different market, and people didn't substitute back and forth, then they wouldn't have a strong opinion on this, " he said.

CNN: Proposed satellite radio merger: Boon for consumers or monopoly?

Many of them don't rock back and forth or have savant skills.

MSN: As more autism reported, doctors say check early