群众从未渴求过真理，他们对不合口味的证据视而不见。假如谬误对他们有诱惑力，他们更愿意崇拜谬误。

我们不能忽视煤炭的经济作用，但也不能忽视其环境影响。

Have an aim in life，or your energies will all be wasted.

The best ideas often come from the most unexpected places.

It is sadder to find the past again and find it inadequate to the present than it is to have it elude you and remain forever a harmonious conception of memory.

创新区分了领导者和跟随者。