一切都在流动，一切都在变化，没有永恒不变的东西。

The church has no power to enforce obedience, neither have any laws they made for that purpose, any binding force on anyone, but by his own consent.

数学家是将咖啡转化为定理的装置。

当人类心智在做计算机器的工作时，它很少感到满足，也肯定从未发挥其最高功能。