A Tail of Existential Despair

Daniel Basané, author of the much-loved, cult, existentialist masterpieces Anges et Démons, Le Symobole Perdu and Les Hiéroglyphes de da Vinci found that stroking his moustache was a great aid to his literary endeavours.

I stole this idea. Thanks PB!

This is the closest I get to Movember.