I have met many entrepreneurs who have the passion and even the work ethic to succeed - but who are so obsessed with an idea that they don't see its obvious flaws. Think about that. If you can't even acknowledge your failures, how can you cut the rope and move on?

You may lose your wife, you may lose your dog, your mother may hate you. None of those things matter. What matters is that you achieve success and become free. Then you can do whatever you like.

When you come to 'Shark Tank,' the only person you should listen to is me, because you know you're getting the truth. I'll decide if it's worth it, and after I'm finished, the rest of the people can look into it.

Many blue-collar families struggling to pay rent would be happy to skip paying optional union dues.

You can't win a majority mandate unless you get back 60 per cent of the votes between the ages of 18 and 35. It's a fact.

I keep anywhere between 5-10 percent of my net worth in venture ideas.

As far as I'm concerned, Twitter has wiped out Facebook. I'm done with Facebook.