We can all make guesses about how the future will go, and sometimes, we're even right. After all, with a little forethought and intelligence, one can make an educated guess about what's to come.
Then again, even the smartest people can't always be right.
Below are 23 predictions from some of the world's most successful, intelligent people - all of which turned out to be 100% wrong. Check out their quotes below for a reminder that even the upper echelons of wealth, power, and brinas can't always call it correctly. We're betting the guy who predicted #16 is feeling pretty dumb right about now.