Be a philosopher but, amid all your philosophy be still a man.

Such is the nature of novelty that where anything pleases it becomes doubly agreeable if new; but if it displeases, it is doubly displeasing on that very account.

No one can doubt, that the convention for the distinction of property, and for the stability of possession, is of all circumstances the most necessary to the establishment of human society, and that after the agreement for the fixing and observing of this rule, there remains little or nothing to be done towards settling a perfect harmony and concord.

All knowledge degenerates into probability.

Philosophy would render us entirely Pyrrhonian, were not nature too strong for it.

Kitsch is: a species of beauty, which, as it is florid and superficial, pleases at first; but soon palls upon the taste, and is rejected with disdain, at least rated at much lower value.

.. that a rule, which, in speculation, may seem the most advantageous to society, may yet be found, in practice, totally pernicious and destructive.