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As we know, There are known knowns; there are things we know we know. We also know, there are known unknowns, that is to say, we know there are some things we do not know. But there are also unknown unknowns, the ones we do not know we do not know.

— Donald Rumsfeld

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Knowledge

More quotes by Donald Rumsfeld

It is easier to get into something than to get out of it.

I don't believe anyone that I know in the administration ever said that Iraq had nuclear weapons.

And there is, I am certain, among the Iraqi people a respect for the care and the precision that went into the bombing campaign.

There will be good moments, and there will be less good moments.

The absence of evidence is not evidence of absence, or vice versa.

All Donald Rumsfeld quotes →

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The most merciful thing in the world, I think, is the inability of the human mind to correlate all its contents.

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It is not in the books of the Philosophers, but in the religious symbolism of the Ancients, that we must look for the footprints of Science, and re-discover the Mysteries of Knowledge.

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Men are born ignorant, not stupid; they are made stupid by education.

Bertrand Russell

Attribution

Quote text and notes from Wikiquote: Donald Rumsfeld (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.