I look at two things while angel investing. Are you solving an important problem? Do you care about the end users.
Gary VaynerchukI really chess-play culture shifts. I'm really good at understanding what worldwide cell-phone use means. That's what I do. I try to picture it three to four to five steps ahead.
Gary VaynerchukI measure my success by how happy I am, not how big the business is or how much money I've made.
Gary Vaynerchuk