How much a large cup costs?
The boy started counting how much he had in his pocket.
Then he asked: How much a small cup cost?
The boy asked for a small cup. He had it, paid bill & left.
When the waiter came to pick up the empty cup , he wept to see that the boy had left Rs. 3 as a tip for him.
MORAL: Try to give something to everyone out of whatever little you have.