在我们推理关于事实的过程中，有各种可能的确证程度，从最高的确定性到最低级别的道德证据。
In our reasonings concerning matter of fact， there are all imaginable degrees of assurance， from the highest certainty to the lowest species of moral evidence.
The teacher should not teach as if he were pouring knowledge into an empty vessel, but rather as if he were lighting a fire.
如今人们对每样东西的价格了如指掌，对它们的价值却一无所知。
"You are the light that makes my darkness disappear."
狐狸为自己提供，但上帝为狮子提供。
Psychology is a science, and teaching is an art; and sciences never generate arts directly out of themselves.
Nothing just happens, it's all part of a plan.