Aaron Levie, the 27-year-old CEO of Box, is one of Silicon Valley's more prolific (and amusing) Twitter users. A recent sampling: People laugh about smart watches, but those are probably the same people that said the Zune would never work. Oh wait. Hard to believe that the British monarchy survived 1,000+ years of Royal Babies before Twitter existed. At least Anthony Weiner will always have a backup career as a product manager at Snapchat. If you're waiting for encouragement from others, you're doing it wrong. By the time people think an idea is good, it's probably too late. Climate change deniers probably don't even believe a sharknado is possible.