We are intelligent beings: intelligent beings cannot have been formed by a crude, blind, insensible being: there is certainly some difference between the ideas of Newton and the dung of a mule. Newton's intelligence, therefore, came from another intelligence
The human brain is a complex organ with the wonderful power of enabling man to find reasons for continuing to believe whatever it is that he wants to believe.
There's scarce a point whereon mankind agree - So well as in their boast of killing me; I boast of nothing, but when I've a mind - I think I can be even with mankind
The worthy administrators of justice are like a cat set to take care of a cheese, lest it should be gnawed by the mice. One bite of the cat does more damage to the cheese than twenty mice can do.
Quand celui à qui l'on parle ne comprend pas et celui qui parle ne se comprend pas, c'est de la métaphysique When he to whom a person speaks does not understand, and he who speaks does not understand himself, that is metaphysics.
The instruction we find in books is like fire. We fetch it from our neighbours, kindle it at home, communicate it to others, and it becomes the property of all.