The wealth is ultimately just a relative thing. As a person with little money and little more needs to rich guys money but really wishes

There is a diabolical trio existing in the natural man, implacable, inextinguishable, co-operative and consentaneous, pride, envy, and hate; pride that makes us fancy we deserve all the goods that others possess; envy that some should be admired while we are overlooked; and hate, because all that is bestowed on others, diminishes the sum we think due to ourselves.

The soundest argument will produce no more conviction in an empty head than the most superficial declamation; as a feather and a guinea fall with equal velocity in a vacuum.

For all the practical purposes of life, truth might as well be in a prison as in the folio of a schoolman; and those who release her from her cobwebbed shelf and teach her to live with men have the merit of liberating, if not of discovering, her.

Mathematicians have sought knowledge in figures, Philosophers in systems, Logicians in subtleties, and Metaphysicians in sounds. It is not in any nor in all of these. He that studies only men, will get the body of knowledge without the soul, and he that studies only books, the soul without the body.

Ennui has made more gamblers than avarice.

In great cities men are more callous both to the happiness and the misery of others, than in the country; for they are constantly in the habit of seeing both extremes.