Your premium brand had better be delivering something special, or it's not going to get the business.

What you really want to do in investments is figure out what's important and knowable. If it's unimportant or unknowable you forget about it.

If you are a professional and have confidence, then I would advocate lots of concentration.

I've made money over the years by buying into good companies, run by good people, at attractive prices. And I don't try and make it out of buying into the market at one point and selling at another point.

Sound investing can make you very wealthy if you're not in too big a hurry

We enjoy the process far more than the proceeds.

It's a nightmare to administer some of this sort of thing, but I want to tell the shareholders of Berkshire, to the percent we own marketable securities or things for which there are market, even if those markets - I want to tell them what it's all about.