Mathematics is the art of turning complexity into clarity.

I am not a writer, I am a war correspondent.

解释：受宠而不骄横，骄横而能安于下位，地位在下而不怨恨，怨恨而能克制的人，是非常少见。

The universe is a place that is far more wonderful than we can possibly imagine.

A good illustration doesn’t just decorate the text—it expands it.

Efficiency and ethics must go hand in hand. Cutting corners today will cost us dearly tomorrow.