For things remain possible, even if God does not choose them. Indeed, even if God does not will something to exist, it is possible for it to exist, since, by its nature, it could exist if God were to will it to exist.

Every present state of a simple substance is the natural consequence of its preceding state, in such a way that its present is big with its future.

To love is to place happiness in the heart of another.

But in simple substances the influence of one monad over another is ideal only.

Nature does not make leaps.

There never is absolute birth nor complete death, in the strict sense, consisting in the separation of the soul from the body. What we call births are developments and growths, while what we call deaths are envelopments and diminutions.

It's easier to be original and foolish than original and wise.