Warren Buffett's biggest mistake: Buying Berkshire Hathaway

Warren Buffett is one of the world's richest people and widely considered to be among the most astute investors ever, but even the Oracle of Omaha makes investment mistakes.

Buffett tells CNBC his biggest investment blunder was the company that would become the basis for his fortune, Berkshire Hathaway.

You read that right.

Buffett says he ended up buying the textile company that is now his holding company because he was miffed at the company's management.

Buffett said the vengeful move was costly, because for years he was saddled with Berkshire's textile holdings.

Watch the full interview below or read it here.