Robert A. Heinlein
A competent and self-confident person is incapable of jealousy in anything. Jealousy is invariably a symptom of neurotic insecurity.
More quotes and aphorisms
An excuse is worse and more terrible than a lie...A good job is more than just a paycheck...When my wife died, I booked myself into the studio...When one person suffers...I'm gonna have my hamburger medium...The farther backward you can look...