It's probably as unlikely that you would nowadays become as rich and famous as Bill Gates, as it was unlikely in the 17th century that you would accede to the ranks of the French aristocracy.
Di masa kini, peluang seseorang bisa menjadi sekaya dan seterkenal Bill Gates sama kecilnya dengan peluang seseorang yang hidup di abad ke-17 untuk masuk ke lingkungan ningrat Perancis.