The beauty of mathematics is that it is both precise and creative.

What wisdom can you find that is greater than kindness？

The greatest power is not in controlling others, but in understanding them.

"The challenge of quantum mechanics is not in its complexity, but in its simplicity—it forces us to rethink our most basic assumptions about the universe."

The more you say, the less people remember.

The state, therefore, has not existed from all eternity. There have been societies that did without it, that had no notion of the state or state power. At a certain stage of economic development, which was necessarily bound up with the split of society into classes, the state became a necessity.

生如夏花之绚烂，死如秋叶之静美。

你必须投入时间，因为总有你可以改进的地方。