I was a beast in college. I worked hard and I played hard. I was relentless learning about business. I actually snuck into MBA classes my freshman and sophomore years. I wanted to challenge myself to see how I compared to the smartest kids at Indiana University so I was 18 and pretended I was an MBA student.

Know your core competencies and focus on being great at them. Pay up for people in your core competencies. Get the best. Outside the core competencies, hire people that fit your culture but are cheap.

Sweat equity is the best startup capital.

Forget about finding your passion. Instead, focus on finding big problems.

Wherever I see people doing something the way it's always been done, the way it's "supposed" to be done, following the same old trends, well, that's just a big red flag to me to go look somewhere else.

I think the NFL is 10 years away from an implosion.

Just watch. Pigs get fat, hogs get slaughtered. When you try to take it too far, people turn the other way. I'm just telling you, when you've got a good thing and you get greedy, it always, always, always, always, always turns on you. That's rule No. 1 of business.