To be mistaken in believing that the Christian religion is true is no great loss to anyone; but how dreadful to be mistaken in believing it to be false!

Too much and too little wine. Give him none, he cannot find truth; give him too much, the same.

Let man then contemplate the whole of nature in her full and grand majesty... No idea approaches it. We may enlarge our conceptions beyond all imaginable space; we only produce atoms in comparison with the reality of things. It is an infinite sphere, the center of which is everywhere, the circumference nowhere.

Let each of us examine his thoughts

Nothing gives rest but the sincere search for truth.

The last act is bloody, however pleasant all the rest of the play is: a little earth is thrown at last upon our head, and that is the end forever.

Our senses will not admit anything extreme. Too much noise confuses us, too much light dazzles us, too great distance or nearness prevents vision, too great prolixity or brevity weakens an argument, too much pleasure gives pain, too much accordance annoys.