"No one can be a great thinker who does not recognize, that as a thinker it is his first duty to follow his intellect to whatever conclusions it may lead."

"The only freedom, which is of real value, is that of pursuing our own good in our own way, without reference to the opinions of others."

"Originality is the only thing which cannot be produced by any process of imitation."

"The strongest argument for representative government is, that it is a security for good government."

"Justice is a name for certain moral requirements, which, regarded collectively, stand higher in the scale of social utility, and are therefore of more paramount obligation, than any others."