Number, in consequence, includes all things that are capable of comparison. It is not then in quantity only that number produces proportion; it produces it in all things that are capable of agreement and differences in any way at all, whether substantially or accidentally.

In humility alone lies true greatness, and knowledge and wisdom are profitable only in so far as our lives are governed by them.

In every science certain things must be accepted as first principles if the subject matter is to be understood; and these first postulates rest upon faith.

With the senses man measures perceptible things, with the intellect he measures intelligible things, and he attains unto supra-intelligible things transcendently.

Divinity is in all things in such a way that all things are in divinity.

God says to man: 'Be thou thyself, and I shall be thine.'

Love is subsequent to knowledge and to the thing known, for nothing unknown is loved.