Authors:

Mark my words, when a society has to resort to the lavatory for its humour, the writing is on the wall.

Alan Bennett (2008). “Alan Bennett Plays 1: Forty Years On, Getting On, Habeas Corpus and Enjoy”, p.53, Faber & Faber
Mark my words, when a society has to resort to the lavatory for its humour, the writing is on the wall.