Psychology is a science, and teaching is an art; and sciences never generate arts directly out of themselves.
心理学是科学，教学是艺术；科学永远不会直接从自身产生艺术。
To live is to choose, and every choice has its consequences.
不完全合同是常态，而非例外。
我们联邦中每个家庭的感激之情都献给那些为我们的国家服务而战斗和牺牲的勇敢的人们。
Sustainability is not an option; it's a responsibility we owe to future generations.
成功不在于你赚了多少钱，而在于你为别人的生活带来了什么改变。