My blindness is not a tragedy, but just another way of seeing.
The theory of economic development is the study of how the economic system generates the forces which incessantly transform it.
La literatura es el arte de la palabra, y la palabra es el arte de la comunicación.
I'm not a time, I'm a space.
我们可以轻易地原谅一个孩子怕黑;但成人怕光是人生的真正悲哀。
The goal of mathematics is to make the simple complicated, and the complicated simple.
The greatest glory in living lies not in never falling, but in rising every time we fall.