Ideas shape the course of history  – John Maynard Keynes

All great ideas are controversial, or have been at one time  – George Seldes

There is only one way in which a person acquires a new idea: by the combination or association of two or more ideas he already has into a new juxtaposition in such a manner as to discover a relationship among them of which he was not previously aware  – Francis A. Cartier

An idea is a feat of association  – Robert Frost

There is one thing stronger than all the armies in the world: and that is an idea whose time has come  – Victor Hugo

It’s just as sure a recipe for failure to have the right idea fifty years too soon as five years too late  – J. R. Platt

It is  impossible for ideas to compete in the marketplace if no forum for their presentation is provided or available  – Thomas Mann