I have nothing to declare except my genius. (Oscar Wildeupon arriving at U.S. customs 1882)

Black holes are where God divided by zero. (Steven Wright)

Whenever I climb I am followed by a dog called ‘Ego’. (Friedrich Nietzsche)

An inconvenience is only an adventure wrongly considered; an adventure is an inconvenience rightly considered. (Gilbert Keith Chesterton)

There are no facts, only interpretations. (Friedrich Nietzsche)