Interview: Marc Andreessen, VC and tech pioneer

N.S.: If you could give some advice -- career advice, or otherwise -- to a smart 23-year-old American today, what would it be?

M.A.: Don’t follow your passion. Seriously. Don’t follow your passion. Your passion is likely more dumb and useless than anything else. Your passion should be your hobby, not your work. Do it in your spare time.