We learn from history that we do not learn from history.
2/
Nothing great in the world was accomplished without passion.
3/
To be independent of public opinion is the first formal condition of achieving anything great.
4/
The state of man's mind, or the elementary phase of mind which he so far possesses, conforms precisely to the state of the world as he so far views it.
5/
By nature, man is not what he ought to be; only through a transforming process does he arrive at truth.
6/
Art is the sensuous presentation of ideas.
7/
The ignorant man is not free, because what confronts him is an alien world, something outside him and in the offing, on which he depends, without his having made this foreign world for himself and therefore without being at home in it by himself as in something his own.
8/
Education in its early stages always begins with fault-finding, but when it is complete, it sees the positive element in everything.
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It is science alone that can solve the problems of hunger and poverty, of insanitation and illiteracy, of superstition and deadening custom and tradition, of vast resources running to waste...
...Who indeed could afford to ignore science today?
The future belongs to science and those who make friends with science.
2/
Life is like a game of cards.
The hand that is dealt you is determinism; the way you play it is free will.
A THREAD on thought provoking ideas by Karl Popper:
1/
No rational argument will have a rational effect on a man who does not want to adopt a rational attitude.
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Science may be described as the art of systematic oversimplification.
3/
For myself, I am interested in science and in philosophy only because I want to learn something about the riddle of the world in which we live, and the riddle of man's knowledge of that world.