Buffett doesn't appear to be bullish about the stock market. However, he hasn't predicted a stock market crash this year for one simple reason. Buffett's words and actions show that preparation beats prediction.

Buffett and Cuban certainly value investing in and owning businesses, but both agree this investment makes an even bigger difference.

Warren Buffett amassed an unprecedented $325 billion in cash and cash equivalents, primarily in Treasury bills, via his firm Berkshire Hathaway. The amount was the largest that Buffett has ever held,