black
grey
blue
red
brown
white

The simple truth is that truth is hard to come by, and that once found may easily be lost again.

Karl Popper

It is not the consciousness of man that determines his existence – rather, it is his social existence that determines his consciousness.
KARL POPPER

Existence Man Philosophy Spiritual
We may become the makers of our fate when we have ceased to pose as its prophets.
KARL POPPER

Fate Ourselves Philosophy Success
The aim of argument, or of discussion, should not be victory but progress.
KARL POPPER

Argument Progress Victory Win
The game of science is, in principle, without end.
KARL POPPER

End Game One Liner Principle Science
Every intellectual has a very special responsibility. He has the privilege and the opportunity of studying.
KARL POPPER

Himself Privilege Responsibility Special Study
Instead of the greatest happiness for the greatest number, one should demand, more modestly, the least amount of avoidable suffering for all.
KARL POPPER

Avoid Demand Greatness Happiness Philosophy Prayer Suffering
The most we can say of democracy or freedom is that they give our personal abilities a little more influence on our well-being.
KARL POPPER

Ability Democracy Freedom
The method of learning by trial and error – of learning from our mistakes – seems to be fundamentally the same whether it is practiced by lower or by higher animals, by chimpanzees, or by men of science.
KARL POPPER

Animal Learning Man Mistakes Ourselves Science
Those who promise us paradise on earth never produced anything but hell.
KARL POPPER

Hell Nature Promise
I hold that he who teaches that not reason but love should rule opens up the way for those who rule by hate.
KARL POPPER

Hate Love Myself Philosophy Teaching
The wise man belongs to all countries, for the home of a great soul is the whole world.
KARL POPPER

Greatness Home Man Philosophy Soul Spiritual Wisdom World
We must regard all laws or theories as hypothetical or conjectural; that is, as guesses.
KARL POPPER

Law Philosophy Theory
The future depends on ourselves, and we do not depend on any historical necessity.
KARL POPPER

Future History Necessary Ourselves
The quest for precision is analogous to the quest for certainty, and both should be abandoned.
KARL POPPER

Abandonment Mystery Philosophy
He who decides one day that scientific statements do not call for any further test and that they can be regarded as finally verified retires from the game.
KARL POPPER

Call Decision Game Himself Science
It is wrong to think that belief in freedom always leads to victory; we must always be prepared for it to lead to defeat. If we choose freedom, then we must be prepared to perish along with it.
KARL POPPER

Believe Choice Freedom Lost Philosophy Prepare Thinking Victory Wrong

The simple truth is that truth is hard to come by, and that once found may easily be lost again.

Related Topics

Popular Authors

The simple truth is that truth is hard to come by, and that once found may easily be lost again.

Related Topics

Popular Authors

More Karl Popper Quotes