"[On scientist Carl Friedrich Gauss][Carl Friedrich] Gauss told his friend Rudolf Wagner, a professor of biology at Gottingen University, that he did not believe in the Bible but that he had meditated ..."
- Gerhard Falk
"The analytical geometry of Descartes and the calculus of Newton and Leibniz have expanded into the marvelous mathematical method—more daring than anything that the history of philosophy records—of Lob..."
- Nicholas Murray Butler
"The mathematical giant [Gauss], who from his lofty heights embraces in one view the stars and the abysses …"
- Farkas Bolyai