Born in 1844 outside Leipzig, Germany, Friedrich Nietzsche was a philosopher, poet, and cultural critic; in the 125 years since his death, he has often been regarded as an utterly unique visionary. But what does that mean for us, living in the 21st century? Quite a lot, suggests John Armstrong, who introduces contemporary readers to this impassioned thinker who challenged traditional morality combs, while combing through Nietzsche's most important works to offer accessible excerpts and inspiring nuggets of wisdom.