In the master there is a servant, in the servant a master.

A tear dries quickly when it is shed for troubles of others.

In a discussion of this kind our interest should be centered not on the weight of the authority but on the weight of the argument. Indeed the authority of those who set out to teach is often an impediment to those who wish to learn. They cease to use their own judgment and regard as gospel whatever is put forward by their chosen teacher.

A mental stain can neither be blotted out by the passage of time nor washed away by any waters.

Friends are proved by adversity.

All the arts of refinement have mutual kinship.

The well-known old remark of Cato, who used to wonder how two soothsayers could look one another in the face without laughing.