The toughest are people mistakes, when you put the wrong person in a job. Sometimes you're too slow to move them out. Or not getting the right people involved to solve a problem, or doing something out of anger; you learn, just don't do that. But I'd have to say the Whale was one of them, and I would also have to put Bear Stearns and Washington Mutual on the list at this point.
Jamie DimonWhen you walk into a store and you want to buy something, you give them cash and they sell it to you. But very often, you walk into our "store" and you want something - a credit card, maybe, or a loan - and very often the answer is "No," even if you're a large corporation.
Jamie DimonAt Travelers, we were much more opportunistic. It was very successful, but it wasn't an integrated financial services company. We had a property casualty company, a life company, a brokerage company. We were a financial conglomerate. It wasn't a unified, coordinated strategy of any sort. When it merged with Citi, that became a big issue; Citi, at that time, wasn't yet a fully integrated, coordinated company.
Jamie Dimon