The earth turns from west to east and the revolution of the earth carries us under; we do the sinking, as you call it.

The sun, as to us, is comparatively still; the sun's sinking is only an appearance.' I replied, 'Abe, what a fool you are!' I know now that I was the fool, not Lincoln.

I am now thoroughly satisfied that he knew the general laws of astronomy and the movements of the heavenly bodies.
He was better read then than the world knows or is likely to know exactly.

No man could talk to me as he did that night unless he had known something of geography as well as astronomy.

He often commented or talked to me about what he had read,--seemed to read it out of the book as he went along.