1907 - 1988
Robert A. Heinlein (1907–1988) was an American science fiction writer known for his influential and groundbreaking works in the genre. He is considered one of the "Big Three" of science fiction writers, alongside Isaac Asimov and Arthur C. Clarke, and is best known for novels such as "Stranger in a Strange Land," "Starship Troopers," and "The Moon is a Harsh Mistress."
Love is that condition in which the happiness of another person is essential to your own.