The interval between the decay of the old and the formation and establishment of the new constitutes a period of transition which must always necessarily be one of uncertainty, confusion, error, and wild and fierce fanaticism.
John C. Calhoun

The markets don't like instability and they don't like uncertainty.
Peter Mandelson

The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.
Ursula K. Le Guin

The only thing that makes life possible is permanent, intolerable uncertainty: not knowing what comes next.
Ursula K. LeGuin

The power of the lawyer is in the uncertainty of the law.
Jeremy Bentham

The problem here is that there will always be some uncertainty about how quickly Saddam can acquire nuclear weapons. But we don't want the smoking gun to be a mushroom cloud.
Condoleezza Rice

The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.
Erich Fromm

The real effect of the WTC calamity has been depressed spirits, anxiety, and uncertainty among publishers, and of course those emotions are not restricted to publishers.
Richard Curtis

The substantial uncertainty about the path of asset price movements going forward necessarily reduces the case for altering policy in advance of the move.
Timothy Geithner

The uncertainty of the danger belongs to the essence of terrorism.
Jurgen Habermas

There is no such uncertainty as a sure thing.
Robert Burns

There's a certain kind of scepticism that can't bear uncertainty.
Rupert Sheldrake

This implies that the laws governing organic cohesion, the organization leading from the part to the whole, represent a biological uncertainty, indeed an uncertainty of the first order.
Walter Rudolf Hess

To allow all U.S. workers to put part of their earnings into private investment accounts would definitely erode the Social Security system and cause uncertainty for new investors.
Grace Napolitano

Truth is confirmed by inspection and delay; falsehood by haste and uncertainty.
Tacitus

Uncertainty and expectation are the joys of life. Security is an insipid thing.
William Congreve

Uncertainty and fear and ignorance about immigrants, about people who are different, has a history as old as our Nation.
Luis Gutierrez

Uncertainty is a sign of humility, and humility is just the ability or the willingness to learn.
Charlie Sheen

Uncertainty is killing this economy.
Herman Cain

Uncertainty is the refuge of hope.
Henri Frederic Amiel