Any useful logic must concern itself with Ideas with a fringe of vagueness and a Truth that is a matter of degree.
Norbert WienerWhat most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.
Norbert WienerIt is possible to believe in progress as a fact without believing in progress as an ethical principle; but in the catechism of many Americans, the one goes with the other.
Norbert Wiener