Always Quote by Isaac Newton

We must never make experiments to confirm our ideas, but simply to control them.

— Claude Bernard

It is exciting and emancipating to believe we are one of nature's latest experiments, but what if the experiment is unsuccessful?

— V. S. Pritchett

No experiment can be more interesting than that we are now trying, and which we trust will end in establishing the fact, that man…

— Thomas Jefferson

Maybe we should admit that our science is not as perfect as we would like to believe and that nature is ultimately inexplicable and…

— S.E. Cupp

Experiment is the only means of knowledge at our disposal. Everything else is poetry, imagination.

— Max Planck

To pry into the secrets of this world, we must make experiments. But experiment is a clumsy instrument, afflicted with a fatal determinacy which…

— Banesh Hoffmann

If experiments are performed thousands of times at all seasons and in every place without once producing the effects mentioned by your philosophers, poets,…

— Galileo Galilei

But we were made to believe and not allowed to think. We were told to obey, rather than to experiment and investigate.

— Charlotte Perkins Gilman

Experiment is the sole interpreter of the artifices of Nature.

— Leonardo da Vinci

There comes a time when every scientist, even God, has to write off an experiment.

— P. D. James

Bold ideas, unjustified anticipations, and speculative thought, are our only means for interpreting nature: our only organon, our only instrument, for grasping her. And…

— Karl Popper

Experiment is the sole source of truth. It alone can teach us something new; it alone can give us certainty.

— Henri Poincare