The flesh endures the storms of the present alone; the mind, those of the past and future as well as the present. Gluttony is a lust of the mind.
There is no such thing as perpetual tranquillity of mind while we live here; because life itself is but motion, and can never be without desire, nor without fear, no more than without sense.
Leisure is the Mother of Philosophy.
In the state of nature profit is the measure of right.
Science is the knowledge of consequences, and dependence of one fact upon another.
They that approve a private opinion, call it opinion; but they that dislike it, heresy; and yet heresy signifies no more than private opinion.
Prudence is but experience, which equal time, equally bestows on all men, in those things they equally apply themselves unto.
Not believing in force is the same as not believing in gravitation.
The obligation of subjects to the sovereign is understood to last as long, and no longer, than the power lasteth by which he is able to protect them.
The privilege of absurdity; to which no living creature is subject, but man only.