There is no absolute up or down, as Aristotle taught; no absolute position in space; but the position of a body is relative to that of other bodies. Everywhere there is incessant relative change in position throughout the universe, and the observer is always at the center of things.

I have held and hold souls to be immortal.... Speaking as a Catholic, they do not pass from body to body, but go to paradise, purgatory or hell. But I have reasoned deeply, and, speaking as a philosopher, since the soul is not found without body and yet is not body, it may be in one body or in another, and pass from body to body.

It is proof of a base and low mind for one to wish to think with the masses or majority, merely because the majority is the majority. Truth does not change because it is, or is not, believed by a majority of the people.

With luck on your side, you can do without brains.

I cleave the heavens and soar to the infinite. And while I rise from my own globe to others and penetrate ever further through the eternal field. That which others saw from afar, I leave far behind me.

What can be more stupid than to be in pain about future things and absent ones which at present are not felt?

The hammers must be swung in cadence, when more than one is hammering the iron.