From a London Bathroom Wall, A Lesson in Complementaries

Am on holiday with the family in London. Pure joy — although my 6-year-old daughter, who’d recently heard that black pepper can force a sneeze, took a handful and somehow mashed it into her eye instead; tears ensued; but it was nothing a trip to Hamleys couldn’t cure.

At a very delicious Italian restaurant called Pappa Ciccia, there is a sign outside the basement toilets that carries a nice ode to what economists (and others) call complementarities:

I do not know how regularly Pappa Ciccia changes this message, but I will check back soon in case they have something good to say on market meltdowns or perhaps the ease of fraud.