“Now go out on dates with 10 people and politely tell them “No, thanks,” but make sure to note who was the best of the bunch. Keep dating until you find somebody who rocks your world more than that person did. Mathematically speaking, this person is your match. (No, you aren’t obligated to invite me to the wedding, but it was very kind of you to ask.) How accurate is this? Pretty darn accurate. Parker says with 100 potential spouses, it’s about 90 percent likely to give you the best of the bunch.”