7th July 2017

Stranger in a Strange Land - Robert A. Heinlein

Never attempt to teach a pig to sing; it wastes your time and annoys the pig. 

 

Robert A. Heinlein

 

Decades before the waterbed was patented and popularized in America, science fiction writer Robert A. Heinlein (born July 7, 1907) described them in detail in his books.