The wise are instructed by reason, average minds by experience, the stupid by necessity and the brute by instinct.

The wise are instructed by reason, average minds by experience, the stupid by necessity and the brute by instinct.

聪明人受理智的指导，平庸的人受经验的指导，愚蠢的人受需要的指导，野蛮的人受本能的指导。

-- Marcus Tullius Cicero 西塞罗