Gottfried Wilhelm Leibniz — "God is an absolutely perfect being."

"To love is to be delighted by the happiness of someone, or to experience pleasure upon the happiness of another. I define this as true love."

"The universe is a machine, but a divine machine."

"All the different classes of beings which taken together make up the universe are, in the ideas of God who knows distinctly their essential gradations, only so many ordinates of a single curve so clos…"

"It is a great evil to be in doubt about the most important things."

"I maintain that the monads, which are the true atoms of nature, have no windows through which anything could enter or depart."