These are remarkable for their scope, their completeness, their clarity.

These are remarkable for their scope, their completeness, their clarity. No taint of pride, no vain show of erudition for its own sake, soils any page he wrote. No man ever knew more thoroughly, and more sympathetically, the significant writings of all his predecessors in philosophy, theology, Scripture, and physical science. Thoroughly equipped with an easy mastery of the world's worthwhile knowledge, Aquinas brought to bear upon every question the light of his own mighty and original mind.