Time puts an end to speculation in opinions, and confirms the laws of nature.

The precepts of the law are these: to live honestly, to injure no one, and to give everyone else his due.

The mansion should not be graced by its master, the master should grace the mansion.

If I am mistaken in my opinion that the human soul is immortal, I willingly err; nor would I have this pleasant error extorted from me; and if, as some minute philosophers suppose, death should deprive me of my being, I need not fear the raillery of those pretended philosophers when they are no more.

A careful physician . . . before he attempts to administer a remedy to his patient, must investigate not only the malady of the man he wishes to cure, but also his habits when in health, and his physical constitution.

The countenance is the portrait of the soul, and the eyes mark its intentions.

Before beginning, prepare carefully.