Ludwig Wittgenstein has captured the popular imagination as the modern Socrates. He is considered the master of enigmatic logic. He is a fascinating and attractive icon of modernism. His Tractatus Logico-Philosophicus, a glacier of logic, and the somewhat friendlier Philosophical Investigations have baffled some and are considered too daunting by many. Here is an accessible guide to the man who prized poetry over philosophy; a tormented soul who thrived on jokes and crime fiction; a man who inherited a fortune and gave it all away, who sought death in the trenches of World War I; a loner who inspired lifelong friendships.