90 classic titles celebrating 90 years of Penguin BooksI am not a man, I am dynamiteWeeks before his final mental breakdown, Nietzsche set out to compose his autobiography, and Ecce Homo is the result. A summary of his life’s work as a philosopher, with chapter headings including ‘Why I Am So Wise’ and ‘Why I Write Such Good Books’, it is part mocking self-judgement and part battle cry, and remains one of the most singular, strange examples of the genre ever written.