美好的社会是美德得到回报的社会。

Life is made up of sobs, sniffles, and smiles, with sniffles predominating.

"Imagination is not only the uniquely human capacity to envision that which is not, and therefore the fount of all invention and innovation. In its arguably most transformative and revelatory capacity, it is the power that enables us to empathize with humans whose experiences we have never shared."

穷人并非不理性；他们和任何人一样理性，但他们在非常不同的约束下行动。

The secret of success is learning how to use pain and pleasure instead of having pain and pleasure use you. If you do that, you’re in control of your life. If you don’t, life controls you.

I've always believed that hard work and perseverance can overcome any obstacle.