Don't be too timid and squeamish about your actions. All life is an experiment. Ralph Waldo Emerson
To consult the statistician after an experiment is finished is often merely to ask him to conduct a post mortem examination. He can perhaps say what the experiment died of. Ronald Fisher
A theory is something nobody believes, except the person who made it. An experiment is something everybody believes, except the person who made it. Albert Einstein
All life is an experiment. The more experiments you make the better. Ralph Waldo Emerson
Marriage is too interesting an experiment to be tried only once. Eva Gabor
That, at any rate, is the theory of our Constitution. It is an experiment, as all life is an experiment. Oliver Wendell Holmes Jr.