I'm pretty good at sticking to what I know. You don't see me social commentating on health-care or presidential debates. I talk about what I know because I'm petrified of being wrong.
Gary VaynerchukThe reason I was able to grow my business was that every day, after producing 30 minutes of wine television, I spent 15 hours a day replying to every single person's e-mail and every single person's Twitter @ reply.
Gary Vaynerchuk