The biggest mistake entrepreneurs can make is trying to do everything themselves. They usually blow up when they try. I did an inventory of every deal I've ever done and it turned out that every single deal I made money on was a partnership, and every colossal failure, where I lost millions, was something I tried to do by myself.

I'm not trying to make friends, I'm trying to make money.

I'm proud to be on the CBC and to see the management here represents both sides of every story. This is what's unique about the new CBC: you get a Kevin O'Leary on it when five years ago you wouldn't.

Know everything about the companies and people you are going to be negotiating with. Insist on getting the names of everyone participating in the negotiations. Leave no stone unturned; find out as much as you can.

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

Being an employee is a bad outcome. You want to avoid that. Being an employee is never a good outcome. That's just an opinion.

The only reason to do business is to make money; that's the only reason for doing business.