So many new ideas are at first strange and horrible, though ultimately valuable that a very heavy responsibility rests upon those who would prevent their dissemination.

J. B. S. Haldane

16.

It first appeared like a crazy idea. It turned out he had a great idea.

Munro, J. Richard

17.

An idea is a feat of association, and the height of it is a good metaphor.

Frost, Robert

18.

If you have the same ideas as everybody else but have them one week earlier than everyone else then you will be hailed as a visionary. But if you have them five years earlier you will be named a lunatic.

Jones, Barry

19.

A single idea, if it is right, saves us the labor of an infinity of experiences.

Maritain, Jacques

20.

A new idea is first condemned as ridiculous and then dismissed as trivial, until finally, it becomes what everybody knows.

James, William

21.

Ideals are like stars: you will not succeed in touching them with your hands, but like the seafaring man on the ocean desert of waters, you choose them as your guides, and following them, you reach your destiny.

Carl Schurz

22.

Ideas are the roots of creation.

Dimnet, Ernest

23.

Greater than the tread of mighty armies is an idea whose time has come.

Hugo, Victor

24.

Sometimes the best, and only effective, way to kill an idea is to put it into practice.

Harris, Sidney J.

25.

Nothing is more dangerous than an idea, when you only have one.

Chartier, Alain

26.

A crank is someone with a new idea -- until it catches on.

Twain, Mark

27.

Our greatest lack is not money for any undertaking, but rather ideas, If the ideas are good, cash will somehow flow to where it is needed.

Schuller, Robert H.

28.

The idea is in my head to put it down is nothing.

Avery, Milton

29.

When an idea reaches critical mass there is no stopping the shift its presence will induce.

Williamson, Marianne

30.

Everyone is a genius at least once a year. The real geniuses simply have their bright ideas closer together.

Georg Christoph Lichtenberg

31.

There is no adequate defense, except stupidity, against the impact of a new idea.

Bridgman, P. W.

32.

I said to myself, I have things in my head that are not like what anyone has taught me - shapes and ideas so near to me - so natural to my way of being and thinking that it hasn't occurred to me to put them down. I decided to start anew, to strip away what I had been taught.

Georgia O'Keeffe

33.

I can't understand why people are frightened of new ideas. I'm frightened of the old ones.

John Cage

34.

To have a great idea, have a lot of them.

Edison, Thomas A.

35.

The human mind treats a new idea the same way the body treats a strange protein; it rejects it.

P. B. Medawar

36.

Ideas are invented only as correctives to the past. Through repeated rectification of this kind one may hope to disengage an idea that is valid.

Bachelard, Gaston

37.

Don't worry about people stealing an idea. If it's original, you will have to ram it down their throats.

Howard Aiken

38.

Never hesitate to steal a good idea.

Neuharth, Al

39.

You look at any giant corporation, and I mean the biggies, and they all started with a guy with an idea, doing it well.

Robbins, Irvine

40.

Ideas are refined and multiplied in the commerce of minds. In their splendor, images effect a very simple communion of souls.

Bachelard, Gaston

41.

Little words hurt big ideas.

Newton, Howard W.

42.

Ideas are, in truth, force.

James, Henry

43.

A man is not necessarily intelligent because he has plenty of ideas, any more than he is a good general because he has plenty of soldiers.

Chamfort, Sebastien-Roch Nicolas De

44.

Long is the road from conception to completion.

Moliere

45.

The point, simply, is that we are doing more rediscovering these days than discovering coming anew upon truths that ignorant people refused to examine, over the centuries, because the wise people who held custody of the fundamental truths of nature were unpopular.

Williamson, John

46.

It is the nature of thought to find its way into action.

Bovee, Christian Nevell

47.

The simple joy of taking an idea into one's own hands and giving it proper form, that's exciting.

Nelson, George

48.

If you want to get across an idea, wrap it up in a person.

Bunche, Ralph

49.

An idea is the only level which moves the world.