David Hume — "The chief spring or actuating principle of the human mind is pleasure or pain."
The chief spring or actuating principle of the human mind is pleasure or pain.
The chief spring or actuating principle of the human mind is pleasure or pain.
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"All systems of morality, which have hitherto been advanced, are founded on the principle that morality is something real and intrinsic."
"All our ideas are nothing but copies of our impressions, or, in other words, that it is impossible for us to think of anything, which we have not antecedently felt, either by our external or internal …"
"The existence of matter of fact is not capable of demonstration."
"The greatest part of mankind are governed by authority, not by reason."
"The greatest crime is to be poor."
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