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This is a coming of age story about a set of twins who embark on a journey of exploration in space, but one never leaves planet earth. One grows old, the other ages much more slowly due to the relativity aspects of the journey. The explorations are more than just in space and time; they also deal with the exploration of self. Like most of Heinlein's novels, this story has a delightful optimism.
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Resolved, warm, earnest and effortless.
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On Open Library, 18 have read it and 30 want to.
“According to their biographies, Destiny's favored children usually had their lives planned out from scratch.”
Robert Anson Heinlein was an American science fiction writer. Often called "the dean of science fiction writers", he was one of the most popular, influential, and controversial authors of the genre. He set a high standard for science and engineering plausibility and helped to raise the genre's standards of literary quality. He was one of the first writers to break into mainstream, general magazines such as The Saturday Evening Post, in the late 1940s, with unvarnished science fiction. He was among the first authors of bestselling, novel-length science fiction in the modern, mass-market era. For many years, Heinlein, Isaac Asimov, and Arthur C. Clarke were known as the "Big Three" of science
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