our desires, we should have no pretence for blaming those who wholly devote themselves to pleasure, and who never feel any pain or grief (which is the chief evil) from any
- “If apprehensions relating to the heavenly bodies did not disturb us, and if the terrors of death have no concern with us, and if we had the courage to contemplate the boundaries of pain and of the desires, we should have no need of physiological studies.
- “It would not be possible for a person to banish all fear about those things which are called most essential, unless he knew what is the nature of the universe, or if he had any idea that the fables told about it could be true; and therefore, it is, that a person cannot enjoy unmixed pleasure without physiological knowledge.
- “It would be no good for a man to secure himself safety as far as men are concerned, while in a state of apprehension as to all the heavenly bodies, and those under the