La poesía es la única prueba concreta de la existencia del hombre.

深刻沉着、忠厚笃信，是第一等的禀赋；直率开朗、豪迈雄健，是第二等的禀赋；明智聪慧、能言善辩，是第三等的禀赋。

The behavior of the whole cannot be predicted from the behavior of its parts taken separately.