Although a man may wear fine clothing, if he lives peacefully and is good, self-possessed, has faith and is pure and if he does not hurt any living being, he is a holy man.
Disturbances in society are never more fearful than when those who are stirring up the trouble can use the pretext of religion to mask their true designs.
If there is one realm in which it is essential to be sublime, it is in wickedness. You spit on a petty thief, but you can't deny a kind of respect for the great criminal.
Our observation of nature must be diligent, our reflection profound, and our experiments exact. We rarely see these three means combined and for this reason, creative geniuses are not common.
The possibility of divorce renders both marriage partners stricter in their observance of the duties they owe to each other. Divorces help to improve morals and to increase the population.
There are three principal means of acquiring knowledge... observation of nature, reflection, and experimentation. Observation collects facts; reflection combines them; experimentation verifies the result of that combination.