Mulla Nasrudin

Later than you think

   Deciding, for once, to fast for the thirty days of Ramadan, Nasrudin
thought he would keep count by putting one stone for every day into a 
   His little daughter, seeing her father do this, started to carry stones 
from all over the garden and put them in the pot, too. Nasrudin knew
nothing of this.
   A few days later some travelers passing by asked him how many days
of the fasting month had passed. Nasrudin hurried to his pot and counted
the stones. Then he came back and said:
   ‘But there are only thirty days in a month!’
   ‘I do not exaggerate,’ said the Mulla, with dignity, ‘far to the contrary.
The actual number is a hundred and fifty-three.’