观察的个体数量越多，个体的身体或道德特性就越容易被抹去，从而使社会赖以存在和保存的普遍事实占据主导地位。

"To love is to risk not being loved in return. To hope is to risk pain. To try is to risk failure, but risk must be taken because the greatest hazard in life is to risk nothing."

战争是危险的领域，因此勇气是战士的首要品质。

Sustainability isn't an option; it's our responsibility to future generations.

We are all in the gutter, but some of us are looking at the stars.

Never say never, because limits are just illusions.