As he enjoyed the grains, in few days time, he reached to the bottom of the jar. Now he is trapped and he cannot come out of it. He has to solely depend upon someone to put grains in the same jar for him to survive.
He may even not get the grain of his choice and he cannot choose either. If he has to live, he has to feed on whatever has been put into the jar.
Lesson - Dont depend on freebies given by your government. Develop your own skills and your own income source to lead a happy and healthy life with full of freedom.