Related:

• There is this difference between happiness and wisdom
  he that thinks himself the happiest man really is so...
• Neither do the ignorant seek after wisdom. For herein is the evil of ignorance, that he who is neither good nor wise is nevertheless satisfied with himself
  he has no desire for that of which he feels no want. -- Plato (428-348? B.C.)...
• The wisest man is generally he who thinks himself the least so. -- Boileau
• He who knows not and knows that he knows not is ignorant.
  Teach him. He who knows not and knows not that he knows not is a fool....
• Every man has three characters: that which he exhibits, that which he has, and that which he thinks he has.
  -- Alphonse Karr (1808-1890)...
• This is the best book ever written by any man on the wrong side of a question of which he is profoundly ignorant.
  -- Thomas Babington Macaulay (1800-1859)...
• He that thinks himself the wisest is generally the least so. C.C. Colto
• That guy Ibid, he thinks he knows everything!
• He who beleives in nobody knows that he himself is not to be trusted.