Related:

• Doubt is not a pleasant condition, but certainty is absurd. -- Voltaire
• Doubt is a not a pleasant mental state, but certainty is a ridiculous one. -- Voltaire
• To believe with certainty we must begin to doubt. -- Stanislau
• Perhaps one day this too will be pleasant to remember.
• For Sale: One mind. Pristine condition - Hardly used.
• Doubt not but angling will prove to be so pleasant that it will prove to be, like virtue, a reward to itself.
  -- Izaak Walton (1593-1683) -- The Complete Angler, Part i, Chap. 1...
• It is one of the superstitions of the human mind to have imagined that virginity could be a virtue.
  -- Voltaire...
• The secret of making one's self tiresome is not to know when to stop. -- Voltaire