All scientific knowledge to which man owes his role as master of the world arose from playful activities.
All the advantages that man has gained from his ever-deepening understanding of the natural world that surrounds him, his technological, chemical and medical progress, all of which should seem to alleviate human suffering... tends instead to favor humanity's destruction.
Every man gets a narrower and narrower field of knowledge in which he must be an expert in order to compete with other people. The specialist knows more and more about less and less and finally knows everything about nothing.
Evil, by definition, is that which endangers the good, and the good is what we perceive as a value.
Historians will have to face the fact that natural selection determined the evolution of cultures in the same manner as it did that of species.
Humor and knowledge are the two great hopes of our culture.
If I thought of man as the final image of God, I should not know what to think of God.
It is a good morning exercise for a research scientist to discard a pet hypothesis every day before breakfast. It keeps him young.
Just thinking that my dog loves me more than I love him, I feel shame.
Man has been driven out of the paradise in which he could trust his instincts.
Most of the vices and mortal sins condemned today correspond to inclinations that were purely adaptive or at least harmless in primitive man.
Most people have forgotten how to live with living creatures, with living systems and that, in turn, is the reason why man, whenever he comes into contact with nature, threatens to kill the natural system in which and from which he live.
One could not be a successful scientist without realizing that, a goodly number of scientists are not only narrow-minded and dull, but also just stupid.
Our freest will underlies strict moral laws, and one of the reasons for our longing for freedom is to prevent our obeying other laws than these.
The cat is a wild animal that inhabits the homes of humans.
The fidelity of a dog is a precious gift, demanding no less binding moral responsibilities than the friendship of a human being. The bond with a true dog is as lasting as the ties of this Earth will ever be.
The human mind, in taking us down the path of technocracy, has become the adversary of life itself and collaterally the adversary of the human soul.
The human soul is very much older than the human mind.
The instinctive need to be the member of a closely knit group fighting for common ideals may grow so strong that it becomes inessential what these ideals are.
The long-sought missing link between animals and the really humane being is ourselves!
There is no faith which has never yet been broken, except that of a truly faithful dog.
Truth in science can be defined as the working hypothesis best suited to open the way to the next better one.
We do not take humor seriously enough.
We had better dispense with the personification of evil, because it leads, all too easily, to the most dangerous kind of war: religious war.
Found 24 occurence(s) in 52,450 quotation(s).
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