性一而已：自其形体也谓之天，主宰也谓之帝，流行也谓之命，赋于人也谓之性，主于身也谓之心。
译文：性只有一个：从它的形体方面来说叫做天，从它的主宰方面来说叫做帝，从它的流行方面来说叫做命，赋予人叫做性，在人身上起主导作用叫做心。
The only limits are the ones you set for yourself.
"I think the best writing comes from a place of truth, even if it's painful."
The leather industry must evolve to meet both environmental standards and consumer expectations without compromising quality.