playing harmonica

to all idle people to play harmonica is quite a good way to spare their time,
it is easy to learn ,economy,and easy to carry,most of all, it would refresh one's mind,once you play a new song ,your brain is being refreshed ,on the other hand ,if you are depressed ,then you play harmonica for a couple of hours ,you would relieve all your saddness,it provides an outlet instead of shedding tears or, for instance, to eat or drink as much as a gold fish.