Ludwig von Mises

When we acquired California and New- Mexico this party, scorning all compromises and all concessions, demanded that slavery should be forever excluded from them, and all other acquisitions of the Republic, either by purchase or conquest, forever.

Boxing is like chess. You encourage your opponent to make mistakes so you can capitalise on it. People think you get in the ring and see the red mist, but it's not about aggression. Avoiding getting knocked out is tactical.