Being true Quote by Arthur C. Clarke

Good tests kill flawed theories; we remain alive to guess again.

— Karl Popper

“One test result is the worth one-thousand expert opinions.”

— Werner Von Braun

One good test is worth a thousand expert opinions.

— Wernher von Braun

The true test of a brilliant theory [is] what first is thought to be wrong is later shown to be obvious.

— Assar Lindbeck

It is freely admitted that this "testing" is far from ideal and could even be described as anecdotal.

— Eric Gill

Whenever a true theory appears, it will be its own evidence. Its test is, that it will explain all phenomena.

— Ralph Waldo Emerson

Every genuine test of a theory is an attempt to falsify it, or to refute it.

— Karl Popper

There can be theory but, you know, the problem is you've got to be able to test it. So theories are one thing, testing…

— Brian Schmidt

It is a test of true theories not only to account for but to predict phenomena.

— William Whewell

The test of a theory is its ability to cope with all the relevant phenomena, not its a priori 'reasonableness'. The latter would have…

— John Polkinghorne

No amount of experimentation can ever prove me right; a single experiment can prove me wrong.

— Albert Einstein

The test is can you do something, rather than have a theoretical argument - can you make a difference?

— Johann Lamont