Benedict Sestini

"To render the Science of Algebra intelligible to pupils whose minds are yet unaccustomed to such studies, is not an easy task. For should the instructor subject every principle, as it is announced, to a rigorous demonstration, he will very probably not be comprehended; while, on the other hand, inconclusive reasoning is worse than none at all."

"It was pleasantly said of him that he had two passions---one for pure mathematics, and the other for the pure Catholic religion."