'Baggini offers us a tempting smorgasbord of some of the most baffling, weird and occasionally downright creepy scenarios ever envisaged... enjoy these mind-boggling tales from the outer limit of thought' - Guardian

Is it right to eat a pig that wants to be eaten? Are you really reading this book cover, or are you in a simulation? If God is all-powerful, could he create a square circle?

Here are 100 of the most intriguing thought experiments from the history of philosophy and ideas - questions to leave you inspired, informed and scratching your head, dumbfounded.

'This book is like the Sudoku of moral philosophy: apply your mind to any of its "thought experiments" while stuck on the Tube, and quickly be transported out of rush-hour hell' - New Statesman