When you start feeling depressed here’s something that is guaranteed to pick you up. You can look back on your life and realize that right at the beginning you were the one who succeeded against almost impossible odds. You, and most likely you only, won a marathon race to your mother’s egg among at least 50 million other highly competitive sperm. You certainly weren’t a loser that day. Your chances to win a major lottery are often much better: something like 1 in 14 million. Feel better?