The theory of economic development is the study of how the economic system generates the forces which incessantly transform it.

"Writing is the art of listening to the whispers of the world."

数学中的每个问题都是一个等待解决的谜题，而乐趣就在于解决的过程。

预测未来的最好方式就是创造未来。

没有任何物理量可以永远呈指数级变化。