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.
成为一名演员就是成为一名生活的永久学生。
The essence of life is statistical improbability on a colossal scale.
The great and chief end, therefore, of men's uniting into commonwealths, and putting themselves under government, is the preservation of their property.