Brands are all about trust. That trust is built in drops and lost in buckets.

At Under Armour, we've created a very strong culture, a culture that first and foremost is built on people.

All we're trying to do is change how people think about fitness. And build Under Armour into the biggest brand in the entire land.

I realized early on that I was pretty good at organizing. A lot of it was about control. While my friends were out getting hammered at concerts, I was making money. I am a control freak.

People of Baltimore, if you want to simply learn a new trade, if you want to join the Foundry, it's a membership. It's like joining a gym, and you can go and meet other entrepreneurs like you. You can talk about how to get financing. You can take a class on how to sew. You can take a class and say, 'I want to be an electrician.'

You're convincing these big, tough football players to wear what was essentially women's lingerie. There was a little bit of a Jedi mind trick that needed to take place. The product really spoke for itself once guys felt it and touched it.