动作发展应该是心理高层次的表现或反映，这是修理合乎自然发展逻辑的。

唯一真正的旅程是内心的旅程。

You cannot get smart people to work extremely hard just for money.

Fear of things invisible is the natural seed of that which everyone in himself calls religion.

我们都受社会契约的约束，须遵守法律，但我们也有权参与制定这些法律。