His skill in negotiating earned him a reputation as a shrewd tactician.
他的谈判技巧使他赢得了精明战略家的名声。
He's an artist, a scientist and a shrewd businessman (all) rolled into one.
他既是艺术家, 又是科学家, 同时还是个精明的生意人.
He was a shrewd businessman. He knew which side his bread was buttered on.
他是一个精明的商人,深知自己的利益所在。