"There is a world of creatures, living beings, animals, entelechies, souls, in the least part of matter."

"God has chosen the best of all possible worlds, not because it is the most perfect in every respect, but because it is the most perfect in the whole."

"I hold that the mark of a genuine idea is that its possibility can be proved, either a priori by conceiving its cause or reason, or a posteriori when experience teaches us that it is actual in nature."

"Each soul is a little world, a microcosm."

"The knowledge which we have of God and of ourselves shows us that He is the greatest and the best of beings; and from this it follows that He must have chosen the best possible plan in producing the u…"