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.

A lot of people have said a lot of great things about Steve Jobs. And for good reason: he built the world's second-most valuable company, with billions in profits and products that have improved every aspect of our lives. But Steve didn't get there by being a soft, fluffy, Kumbaya-type leader.

Money has no grey areas. You either make it or you lose 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.

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

I could have easily gone down the wrong path and dropped out of school, but I was given a second chance.

I'm not going to leave Canada, I'm going to fix it.