Contains a large number of quotations that are indexed by both keyword and author. Some of the areas covered are historical origins, linguistics, the arts, mathematicians themselves, logic, real and idealized space, number theory, algebra, computers, probability theory, and statistics.
Mathematically Speaking: A Dictionary of Quotations
Collects quotes about math from mathematicians and non-mathematicians alike. The quotes are divided among topics such as calculation, analogy, deduction, circle, discovery, pi, reasoning, map, parabola, and topology.