I am beginning to believe that nothing is quite so…

Problems are often stated in vague terms... because it is quite uncertain what the problems really are.

— John von Neumann

When the uncertain future becomes the past, the past in turn becomes uncertain.

— Mohsin Hamid

The planets survival has become so uncertain that any effort, any thought that presupposes an assured future amounts to a mad gamble.

— Elias Canetti

Life is too uncertain... You must seize happiness where you find it.

— Deanna Raybourn

Remember, life is always uncertain. Everything dead is certain, life is always uncertain. Everything dead is solid, fixed - its nature cannot be changed;…

— Anonymous

Fiction, maybe art in general, is a tentative, uncertain enterprise; it's not science, it's an exploration, but you never find much in the way…

— Tim O'Brien

Of all the uncertain things marriage is the uncertainest.

— Lucy Maud Montgomery

Because a truly skeptical position would be a very uncertain one.

— Rupert Sheldrake

Bailey might not have great intelligence or abilities, but his whole aim, thought and study was that of the born leader--to look out for…

— James Gould Cozzens

It is not like studying German, where you mull along, in a groping, uncertain way, for thirty years; and at last, just as you…

— Mark Twain

Since death is certain and the time of death is uncertain, what is the most important thing?

— Pema Chodron

The planet's survival has become so uncertain that any effort, any thought that presupposes an assured future amounts to a mad gamble.

— Elias Canetti

“She's sure, absolutely sure, that what she's waiting for will happen, just the way she wants it to; and I'm so uncertain, so fearful…

— Lois Lowry

You imagine that I look back on my life's work with calm satisfaction. But from nearby it looks quite different. There is not a…

— Albert Einstein

I genuinely did not expect more than half our nation to choose to walk away from our long-term allies into the arms of our…

— Brian Reade