Robert Anson Heinlein is aptly named as the 'Dean of Science fiction writer' because he commenced a new era of 'hard science fiction'. He's regarded as one of the most influential and controversial, but popular authors in America. His notable works like 'The Moon is a Harsh Mistress', 'Stranger in a Strange Land', 'Time Enough for Love' and 'Starship Troopers' won critical attention and appreciation worldwide. Having read all the science fictions he could lay his hands on at the delicate age of 16, he mastered the art of fiction by the time he began his writing career. He was the first 'one-of-his-kind' authors to set high standards for engineering plausibility, science and literary quality. As a SF writer, he broke into mainstream magazines with 'The Saturday Evening Post'. He became the first author to pen down bestselling, novel-length fiction revolving around modern scientific society. He graduated from the Naval Academy in 1929 and rose up to the rank of Ensign. He earned four Hugo awards for his novels, and the first Science Fiction Writer's Grand Master. Heinlein is credited with the discovery of 'speculative fiction', 'space marine', 'waldo' and 'grok'. He also introduced the first CAD with Drafting Dan. We have excerpted Robert A. Heinlein's most popular quotations from his writings and thoughts. Heinlein was an iconoclast, and questioned society's assumptions about sex, marriage, gender, politics, religion, race etc and that is very well reflected in his quotes. Presenting a selection of Robert A. Heinlein's most famous quotes.