要么数学对人类思维来说过于庞大，要么人类思维不仅仅是机器。

Optimists tend to interpret their troubles as transient, controllable, and specific to one situation. Pessimists, on the other hand, believe that their troubles last forever, undermine everything they do, and are uncontrollable.

Be yourself; everyone else is already taken.

The poet's duty is to illuminate the darkness.

技术在矿物开采中应该同时服务于效率和道德。