A good thing which prevents us from enjoying a greater good is in truth an evil.

The more a government strives to curtail freedom of speech, the more obstinately is it resisted; not indeed by the avaricious, ... but by those whom good education, sound morality, and virtue have rendered more free.

Fear cannot be without hope nor hope without fear.

Philosophy has no end in view save truth; faith looks for nothing but obedience and piety.

The greatest good is the knowledge of the union which the mind has with the whole nature.

Ceremonies are no aid to blessedness.

The highest endeavor of the mind, and the highest virtue, it to understand things by intuition.