Pierrot Mon Ami

Error, crime and adultery: that's all that makes men interesting. On a large scale it becomes ugly; on the individual level it's amusing.

...for a man to be as interesting as an animal, he has to be on his own.

... he saw clearly how all its constituent elements could have been combined into an adventure that might have developed into a mystery, later to be solved like a problem in algebra in which there are as many equations as there are unknowns...

(page.148 - That is what Pierrot is about...)