He who does little, but in a state to which God calls him, does more than he who labors much, but in a state which he has thoughtlessly chosen: a cripple limping in the right way is better than a racer out of it.

Though he avoided outright endorsement of the view, fifth-century Church Father Saint Augustine was clearly familiar with the theory of the spherical earth: "They [those who believe that "there are men on the other side of the earth"] fail to observe that even if the world is held to be global or rounded in shape, or if some process of reasoning should prove this to be the case, it would still not necessarily follow that the land on the opposite side is not covered by masses of water."

What is held by the whole Church, and that not as instituted by Councils, but as a matter of invariable custom, is rightly held to have been handed down by authority.

To my God a heart of flame; To my fellow man a heart of love; To myself a heart of steel.

Bad company is like a nail driven into a post, which, after the first and second blow, may be drawn out with little difficulty; but being once driven up to the head, the pincers cannot take hold to draw it out, but which can only be done by the destruction of the wood.

Solvitur ambulando . . . it is solved by walking.

The mind commands the body and is instantly obeyed. The mind commands itself and meets resistance. The mind commands the hand to move, and it so easy that one hardly distinguishes the order from its execution. Yet mind is mind and hand is body. The mind orders the mind to will. The recipient of the order is itself, yet it does not perform it.