Theorems are not discovered by accident.

Marine protected areas are not just sanctuaries; they are investments in our future.

"Every film is a documentary of its own making."

如果我们知道我们在做什么，那么这就不叫科学研究了；不是吗？

The desire for recognition, the thymotic part of the soul, is the most fundamentally human part of the soul.

市场不会奖励自满。