In so far as a scientific statement speaks about reality, it must be falsifiable; and in so far as it is not falsifiable, it does not speak about reality.
More Quotes from Karl Popper:
Whenever a theory appears to you as the only possible one, take this as a sign that you have neither understood the theory nor the problem which it was intended to solve.Karl Popper
Good tests kill flawed theories; we remain alive to guess again.
Karl Popper
We must plan for freedom, and not only for security, if for no other reason than that only freedom can make security secure.
Karl Popper
We have become makers of our fate when we have ceased to pose as its prophets.
Karl Popper
Piecemeal social engineering resembles physical engineering in regarding the ends as beyond the province of technology.
Karl Popper
Our knowledge can only be finite, while our ignorance must necessarily be infinite.
Karl Popper
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Based on Topics: Reality Quotes, Science QuotesBased on Keywords: falsifiable
But after he was pleased to reveal himself to me I did presently, like Abraham, run to Hagar. And after that he did let me see the atheism of my own heart, for which I begged of the Lord that it might not remain in my heart.
Anne Hutchinson
I then realized my appearance was a bit odd. My right leg was no longer with me. It had caught somewhere in the top of the cockpit as I tried to leave my Spitfire.
Douglas Bader
Nothing hath separated us from God but our own will, or rather our own will is our separation from God.
William Law