It is a capital mistake to theorize before one has data.
Arthur Conan Doyle

Make no mistake. Canada is not a bilingual country. In fact it is less bilingual today than it has ever been.
Stephen Harper

Experience is that marvelous thing that enable you to recognize a mistake when you make it again.
Franklin P. Jones

Experience enables you to recognize a mistake when you make it again.
Franklin P. Jones

The voice of conscience is so delicate that it is easy to stifle it; but it is also so clear that it is impossible to mistake it.
Madame de Stael

Live rich, die poor; never make the mistake of doing it the other way round.
Walter Annenberg

The joy of life consists in the exercise of one's energies, continual growth, constant change, the enjoyment of every new experience. To stop means simply to die. The eternal mistake of mankind is to set up an attainable ideal.
Aleister Crowley

Every great mistake has a halfway moment, a split second when it can be recalled and perhaps remedied.
Pearl S. Buck

People mistake their limitations for high standards.
Jean Toomer

We learn wisdom from failure much more than from success. We often discover what will do, by finding out what will not do; and probably he who never made a mistake never made a discovery.
Samuel Smiles

It is a mistake to suppose that men succeed through success; they much oftener succeed through failures. Precept, study, advice, and example could never have taught them so well as failure has done.
Samuel Smiles

He who never made a mistake, never made a discovery.
Samuel Smiles

We often discover what will do, by finding out what will not do; and probably he who never made a mistake never made a discovery.
Samuel Smiles

The biggest mistake people make in life is not trying to make a living at doing what they most enjoy.
Malcolm Forbes

Marriage is a very good thing, but I think it's a mistake to make a habit out of it.
W. Somerset Maugham

I'm crazy about Grant: his character, his nature, his science in fighting and everything else. But I don't like the idea that he never accepted the blame for anything, always found someone else to blame for any mistake that was ever made, including blaming Prentiss for Shiloh.
Shelby Foote

You look like gold. I've been fooled before, but now I know I've made the mistake in the past. But now I, now I know the difference from gold and brass.
Ben Harper

The worst mistake of first contact, made throughout history by individuals on both sides of every new encounter, has been the unfortunate habit of making assumptions. It often proved fatal.
David Brin

Some of you think an Indian is like a wild animal. This is a great mistake.
Chief Joseph

When I find myself in the company of scientists, I feel like a shabby curate who has strayed by mistake into a room full of dukes.
W. H. Auden