Stranger in a Strange Land

The Hugo Award-winning and controversial science fiction masterpiece from Robert A. Heinlein, the New York Times bestselling author of Starship Troopers. 

Valentine Michael Smith is a human being raised on Mars, newly returned to Earth. Among his people for the first time, he struggles to understand the social mores and prejudices of human nature that are so alien to him, while teaching them his own fundamental beliefs in grokking, watersharing, and love.