Certainty Quote by William Goldman

“We don't know what will happen in the future.”

— Fadlilah Izzatus Sabila

“Nothing ever works like you predict it. All plans fall apart as soon as the first shot is fired.”

— Lee Child

“Some people like knowing what's going to happen.”

— Eileen Cook

“Before you go on any mission, you need to understand what you know, identify what you don’t know, and try to guess what could…

— Nelson DeMille

“They know what we're planning, and we know what they're planning. But they don't know we know.”

— Peter F. Hamilton

“Things, things, they outlive us and go to scenes that we know nothing of.”

— Iris Murdoch

“We don't know what we don't know.”

— Dave Meier

“Maybe I'm telling you what you already know, but I don't know what anybody knows anymore.”

— James Wolcott

“That just goes to show that you never know, although what it is we never know I suspect we'll never know.”

— Terry Pratchett

“You never know ahead of time what something is really going to be like.”

— Katherine Paterson

“No one know for certain how much impact they have on the lives of other people. Oftentimes, we have no clue.”

— Jay Asher

“You don't know what you don't know until someone who knows tells you about it. That's when you know that there's more to know…

— Joan Marques