To give aid to every poor man is far beyond the reach and power of every man. Care of the poor is incumbent on society as a whole.

Men will find that they can ... avoid far more easily the perils which beset them on all sides by united action.

Laws which can be broken without any wrong to one's neighbor are a laughing-stock; and such laws, instead of restraining the appetites and lusts of mankind, serve rather to heighten them. Nitimur in vetitum semper, cupimusque negata [we always resist prohibitions, and yearn for what is denied us].

The greatest pride, or the greatest despondency, is the greatest ignorance of one's self.

He who lives according to the guidance of reason strives as much as possible to repay the hatred, anger, or contempt of others towards himself with love or generosity. ...hatred is increased by reciprocal hatred, and, on the other hand, can be extinguished by love, so that hatred passes into love.

In the state of nature, wrong-doing is impossible ; or, if anyone does wrong, it is to himself, not to another.

Whatever increases, decreases, limits or extends the body's power of action, increases decreases, limits, or extends the mind's power of action. And whatever increases, decreases, limits, or extends the mind's power of action, also increases, decreases, limits, or extends the body's power of action.