Trevor Lock week as the British National Party (BNP). He disproved Descartes' maxim "Cogito ergo sum" by tipping a glass of water over his head, horrifying the front row of the audience. In 2009, Trevor Lock performed a warm up show for the Edinburgh Fringe Festival at a fundraiser for Boxmoor Cricket Club. He had two shows in the 2009 Edinburgh fringe; a stand up show called "Some Kind of Fool" and a play titled "The One and the Many" Lock presents a live comedy night 'Trevor Lock's Philosophy Society' at the Ku Bar in Lisle Street near Leicester Square. In early
Cogito, ergo sum itself is good and pleasant (...) and if one who sees is conscious that he sees, one who hears that he hears, one who walks that he walks and similarly for all the other human activities there is a faculty that is conscious of their exercise, so that whenever we perceive, we are conscious that we perceive, and whenever we think, we are conscious that we think, and to be conscious that we are perceiving or thinking is to be conscious that we exist... ("Nicomachean Ethics", 1170a25 ff.) Augustine of Hippo in "De Civitate Dei" writes "Si […] fallor, sum"