Nothing comes to pass in nature, which can be set down to a flaw therein; for nature is always the same, and everywhere one and the same in her efficacy and power of action: that is, nature's laws and ordinances, whereby all things come to pass and change from one form to another, are everywhere and always the same; so that there should be one and the same method of understanding the nature of all things whatsoever, namely, through nature's universal laws and rules.

Minds are not conquered by force, but by love and high-mindedness.

If men were born free, they would, so long as they remained free, form no conception of good and evil.

It is not possible that we should remember that we existed before our body, for our can bear no trace of such existence, neither can eternity be defined in terms of time or have any relation to time. But notwithstanding, we feel and know that we are eternal.

I have tried sedulously not to laugh at the acts of man, nor to lament them, nor to detest them, but to understand them.

Everyone has as much right as he has might.

He alone is free who lives with free consent under the entire guidance of reason.