A lot of people can raise money.

Most of the time, the things that really change the world exist for something fundamentally selfish and then the world-changing ends up being a side-effect of that.

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

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

Groupon as a company - it's built into the business model - is about surprise. A new deal that surprises you every day. We've carried that over to our brand, in the writing and the marketing that we do, and in the internal corporate culture.

Flowers are a proud assertion that a ray of beauty out values all the utilities of the world. If dandelions were hard to grow, they would be most welcome on any lawn.

One of the challenges of innovation is figuring out how to wipe your mind clean about what you should be doing at any given moment, and not having a religious attachment to what's gotten you there thus far.