Know-it-alls really don't.
Ray Kroc, founder of McDonald's, was more expansive on the subject when he said: "When you’re green you grow, when you're ripe you rot."
After years in marketing communications I know this: you want original thinking, budget-based proposals that really connect with your audiences and, usually, you want it yesterday.
Experience, an open mind, the pursuit of creative excellence and a pair of Nike Airs are the tools of my trade.