The Sun is a mass of fiery stone, a little larger than Greece.

Conclusions from observations are unreliable, only the mind can come nearer to to the truth. Thus, in some ways, philosophy is more important than science.

Appearances are but a glimpse of what is hidden.

The forces of rotation caused red hot masses of stones to be torn away from the Earth and to be thrown into the ether, and this is the origin of the stars.

The Greeks are wrong to recognize coming into being and perishing; for nothing comes into being nor perishes, but is rather compounded or dissolved from things that are. So they would be right to call coming into being composition and perishing dissolution.

The descent into Hades is much the same from whatever place we start.

The purpose of life is the investigation of the Sun, the Moon, and the heavens.