It's never a bad idea to borrow an idea -- or two, or more -- from the world's most successful all-around stock picker.

Plenty of big-time investors have made a name for themselves over the years, but arguably none have become as big of a household name as Warren Buffett. Thanks to personal achievements and the success of his company,

All right, put down that shovel and lend an ear: the Oracle of Ohama has something to say.Warren Buffett is quoted so often by so many people that you sometimes wonder how the guy has time for anything else.

Apple is well known as Warren Buffett's largest investment at Berkshire Hathaway. It has netted shareholders over $100 billion in gains, making it one of the most successful investments ever. However,