There seems to be some perverse human characteristic that likes to make easy things difficult.

We have learned to turn out lots of goods and services, but we haven't learned as well how to have everybody share in the bounty. The obligation of a society as prosperous as ours is to figure out how nobody gets left too far behind.

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.

The first rule is not to lose. The second rule is not to forget the first rule.

We've used derivatives for many, many years. I don't think derivatives are evil, per se, I think they are dangerous.

Of our 49 billion, we haven't moved any to Bitcoin

I would say the biggest single cause was we had an incredible residential real estate bubble.