The past is pregnant with the present.

The present is saturated with the past and pregnant with the future.

Reality cannot be found except in One single source, because of the interconnection of all things with one another.

But it is the knowledge of necessary and eternal truths which distinguishes us from mere animals, and gives us reason and the sciences, raising us to knowledge of ourselves and God. It is this in us which we call the rational soul or mind.

Reality cannot be found except in One single source, because of the interconnection of all things with one another. I maintain also that substances, whether material or immaterial, cannot be conceived in their bare essence without any activity, activity being of the essence of substance in general.

Thus God alone is the primary Unity, or original simple substance, from which all monads, created and derived, are produced.

To love is to find pleasure in the happiness of others.