And though the philosopher may live remote from business, the genius of philosophy, if carefully cultivated by several, must gradually diffuse itself throughout the whole society, and bestow a similar correctness on every art and calling.

A CAUSE is an object precedent and contiguous to another, and so united with it that the idea of the one determines the mind to form the idea of the other, and the impression of the one to form a more lively idea of the other.

I do not have enough faith to believe there is no god.

What a peculiar privilege has this little agitation of the brain which we call 'thought'.

Nothing is more favorable to the rise of politeness and learning, than a number of neighboring and independent states, connected together by commerce and policy.

From causes which appear similar, we expect similar effects. This is the sum total of all our experimental conclusions.

Truth springs from argument amongst friends.