The secret of successful writing lies in striking the right keys on the typewriter.
A special skill, like speaking several languages, or keeping your mouth shut in one.
The lecturer who is full of his subject is usually very slow in emptying himself.
A husband is like a fire. He goes out when unattended.
[Statistics] The science that can prove everything except the usefulness of statistics.
[A mathematician is a] scientist who can figure out anything except such simple things as squaring the circle and trisecting an angle.