I think the tougher the challenge the better.

If something is said about the Raiders, I'm ready to go to war.

But now there are more concussions due to not being used to the hard hitting.

The NFL offensive blocking is played differently; they use their hands instead of their head and shoulders.

I don't care if you're my brother - if we go play football, I'm gonna try to crack your head open. It doesn't mean that I don't love you. It doesn't mean that I don't respect you.

Pro football was taking off when I became commissioner, and when a sport's successful and you're its chief executive officer, much of the credit flows to you and you develop a good track record.

I think the hardest thing is that all of us would love to just stick to sports - but if you want us to be role models to kids, then you need to stand for more than just sports.

My mindset as an athlete and as a man is to accept what God is asking me to do and to live my life expressing God's word.