More by Karl Popper
If we are uncritical we shall always find what we want: we shall look for, and find, confirmations, and we shall look away from, and not see, whatever might be dangerous to our pet theories.
The Poverty of Historicism (1957)
I believe that there is, from the ethical point of view, no symmetry between suffering and happiness, or between pain and pleasure.
The Open Society and Its Enemies (1945)
It is often asserted that discussion is only possible between people who have a common language and accept common basic assumptions. I think that this is a mistake.
Conjectures and Refutations: The Growth of Scientific Knowledge (1963)
Do not allow your dreams of a beautiful world to lure you away from the claims of men who suffer here and now.
Conjectures and Refutations: The Growth of Scientific Knowledge (1963)
We should therefore claim, in the name of tolerance, the right not to tolerate the intolerant.
The Open Society and Its Enemies (1945)
A principle of induction would be a statement with the help of which we could put inductive inferences into a logically acceptable form.
The Logic of Scientific Discovery (1934)
The so-called paradox of freedom is the argument that freedom in the sense of absence of any constraining control must lead to very great restraint, since it makes the bully free to enslave the meek.
The Open Society and Its Enemies (1945)
We may become the makers of our fate when we have ceased to pose as its prophets.
The Open Society and Its Enemies (1945)
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