言语得当，是智慧的表现；沉默得当，也是智的表现。

The most interesting art is the art that doesn’t give you all the answers.

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.

诗人是沉默的守护者。

宇宙的周期性变化源于爱和争斗的相互支配。

Every piece of plastic we produce should have a clear path to being reused or recycled.

如果你想理解功能，就去研究结构。

The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.