Nobody forces you to work at Wal-Mart. Start your own business! Sell something to Wal-Mart!

Until Americans feel that their core asset - their homes - are stabilized, they are not going to have the animal spirits and they will continue to have less buying power.

You can't regulate a soul into a business.

I see negotiations as an honest attempt to reach a deal that's great for everyone at the table. But sometimes, for whatever reason, that's impossible. You need to accept that possibility-don't make a deal for the sake of making a deal. If you do, chances are it will fall apart later anyway, with costs and headaches for everyone involved. And once you walk away, don't come back.

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

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.

Protecting Americans from harm goes beyond police and national defense. It's imperative that we not destroy the commons, the physical environment on which we rely.