Thoughts on ideas

If you want something new, you have to stop doing something old.
—Peter Drucker
Austrian-American educator

If I have a thousand ideas and only one turns out to be good, I am satisfied.
—Alfred Nobel
Swedish scientist

Ideas are like rabbits. You get a couple and learn how to handle them, and pretty soon you have a dozen.
—John Steinbeck
American author

The test of first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function.
—F Scott Fitzgerald
American novelist

Ideas shape the course
of history.
—John Maynard Keynes
English economist

I can’t understand why people are frightened of new ideas. I’m frightened of the old ones.
—John Cage
American composer

The best ideas come as jokes. Make your thinking as funny as possible.
—David Ogilvy
British advertising tycoon

Men are mortal. So are ideas. An idea needs propagation as much as a plant needs watering. Otherwise both will wither and die.
—BR Ambedkar
Jurist and economist