Nasrudin scaled a wall, and pulled his ladder over into the garden on the other side.

The owner caught him, and asked what he was doing there.

‘I… have a ladder for sale,’ improvised Nasrudin.

‘Fool!’ said the householder. ‘A garden is no place to sell a ladder.’

‘It is you who are the fool,’ said the Mulla, ‘for you did not know that a ladder may be sold absolutely anywhere.’