乌鸟之狡，虽善不亲。不重之结，虽固必解。
乌鸦般的交情，虽然看上去挺好，但实则不亲密；绳子结在一起，虽然看上去牢固，但能轻易解开。
When you judge another, you do not define them, you define yourself.
皮革的未来在于平衡传统与创新，尊重工艺同时拥抱新技术。
Errors, like straws, upon the surface flow; he who would search for pearls must dive below.
Life is too important to be taken seriously.
Mathematics is the language in which God has written the universe.