If you want to make a good first impression, smile at people. What does it cost to smile? Nothing. What does it cost not to smile? Everything, if not smiling prevents you from enchanting people.
Guy KawasakiLet's say a startup is hot. It ships something great, and it achieves success. Thus, it's able to attract the best, brightest, and most talented. These people have been told they're the best since childhood. Indeed, being hired by the hot company is "proof" that they are the A and A+ players; in fact, the company is so hot that it can out-recruit Google and Microsoft.
Guy Kawasaki