wheelwright, n.All

Wheelwright (n.) knows ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠the art lies between too slow and too fast, in the meeting of mind and hand — and cannot teach it to his son, so at seventy he is still making wheels.