The devil could change. He was once an angel and may be evolving still.

Fortune knocks but once, but misfortune has much more patience.

Prejudice is one of the world's greatest labor-saving devices; it enables you to form an opinion without having to dig up the facts.

Middle age is when the best exercise is one of discretion.

In spite of warnings, nothing much happens until the status quo becomes more painful than change.

There are two kinds of failures: those who thought and never did, and those who did and never thought

In a hierarchy, every employee tends to rise to his level of incompetence.