If there is anything that can bind the heavenly mind of man to this dreary exile of our earthly home and can reconcile us with our fate so that one can enjoy living,-then it is verily the enjoyment of the mathematical sciences and astronomy.

In theology we must consider the predominance of authority; in philosophy the predominance of reason.

The soul of the newly born baby is marked for life by the pattern of the stars at the moment it comes into the world, unconsciously remembers it, and remains sensitive to the return of configurations of a similar kind.

The heavenly motions... are nothing but a continuous song for several voices, perceived not by the ear but by the intellect, a figured music which sets landmarks in the immeasurable flow of time.

The squares of the periodic times are proportional to the cubes of the mean distances from the sun.

Once miracles are admitted, every scientific explanation is out of the question.

The Earth is round, and is inhabited on all sides, is insignificantly small, and is borne through the stars.