What does the word simplicity mean?

Usage examples for simplicity

  1. This old trapper had too much simplicity, too big a heart, to hide his pity. – The U.P. Trail by Zane Grey
  2. It must have been at your simplicity in thinking we have seen the last of that steamer. – Foul Play by Charles Reade Dion Boucicault
  3. Their detail and outline are excellent, all of the greatest simplicity and restraint. – Cathedrals of Spain by John A. (John Allyne) Gade