Authors:
  1. Quotes
  2. Authors
  3. G
  4. George Ade
  5. Those having the most time to devote to a line of endeavor...

Those having the most time to devote to a line of endeavor usually become the most proficient.

George Ade
Lines, Endeavor
George Ade (1914). “Ade's Fables”, p.61, Library of Alexandria
Those having the most time to devote to a line of endeavor usually become the most proficient.