The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.

在计算学习的背景下，“可能近似正确”（PAC）学习的概念为理解学习算法的效率和可行性提供了一个框架。

If we kill off the wild, then we are killing a part of our souls.

The price of inaction is far greater than the cost of making a mistake.

可持续性不是一种选择；而是我们对海洋及其依赖者的责任。

The beauty of mathematics only shows itself to more patient followers.