If I ever thought I wasn't the right guy for the job, I'd be the first person to fire myself.

Local commerce, without question, will be one of the fundamental use cases enabled by mobile devices over the next several years.

Sainthood emerges when you can listen to someone's tale of woe and not respond with a description of your own.

When you think of couponing, you picture a mom cutting coupons out of the back of the newspaper.

I never thought of myself as an entrepreneur before I started this. I just like to build things.

If you don't have those moments where you go too far, then you're probably not going far enough.

If you laugh a lot, when you get older your wrinkles will be in the right places.