Suffer Fools Gladly Meaning

(idiomatic) To be tolerant of stupidity or incompetence in other people.

Example: 1611, King James Bible, 2 Corinthians 11:19
  For ye suffer fools gladly, seeing ye yourselves are wise.
1912, George Bernard Shaw, Pygmalion
  He was, I believe, not in the least an ill-natured man: very much the opposite, I should say; but he would not suffer fools gladly.