do nothing.

(New American Roget's College Thesaurus)

Quotations — The fool hath said in his heart: There is no God (Bible), Except ye see signs and wonders, ye will not believe (Bible), The trouble with the world is that the stupid are cocksure and the intelligent are full of doubt (Bertrand Russell), I am too much of a skeptic to deny the possibility of anything (Aldous Huxley), I'll give you a definite maybe (Samuel Goldwyn), To philosophize is to doubt (Montaigne), There are no atheists in the foxholes (W. T. Cummings).

Antonyms, see belief, certainty, resolution.