A competent and self-confident person is incapable of jealousy in anything. Jealousy is invariably a symptom of neurotic insecurity.
Robert A. HeinleinIn this complex world, the scientific method, and the consequences of the scientific method are central to everything the human race is doing and to wherever we are going.
Robert A. HeinleinRoman matrons used to say to their sons: 'Come back with your shield or on it.' Later on, this custom declined. So did Rome... (but not before it created an Empire that changed the world -EM).
Robert A. HeinleinI have spent too much of my life opening doors for catsโI once calculated that, since the dawn of civilization, nine hundred and seventy-eight man-centuries have been used up that way. I could show you figures.
Robert A. Heinlein