If a doctrine is not unintelligible, it has to be vague; and if neither unintelligible nor vague, it has to be unverifiable.

Entrepreneurship requires patience; success takes time.

疾病是生命的阴暗面，一种更沉重的公民身份。每个出生的人都持有双重国籍，在健康王国和疾病王国中。

邪恶获胜的唯一必要条件是好人袖手旁观。

If you're not stubborn, you'll give up on experiments too soon. And if you're not flexible, you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.