Karl Popper Quotes

Most popular Karl Popper Quotes

You cannot have a rational discussion with a man who prefers shooting you to being convinced by you.

discussion

There is no history of mankind, there are only many histories of all kinds of aspects of human life. And one of these is the history of political power. This is elevated into the history of the world.
— Karl Popper
Since we can never know anything for sure, it is simply not worth searching for certainty; but it is well worth searching for truth, and we do this chiefly by searching for mistakes, so that we have to correct them.

certainty