The human heart, at whatever age, opens only to the heart that opens in return.

"The dead are not dead until they are forgotten."

"I don’t want to die right now, I don’t want to fight right now."

Live each day as if it were your last.

心理学应该研究心智如何运作，而不仅仅是它包含什么。

数学不是一项观赏性运动。