riddles and reflection

Others said riddles may be considered a form of a brain teaser.A riddle is generally a question devised so as to require clever or unexpected thinking for its answer. 

We often hear the saying " Life is a matter of changes." For changes will lead us for something new. But even this world keeps on changing, its culture will remain as is. We are the witnesses of these happenings, that even we're now on modern times, we still acknowledge and appreciate these things that would keep our identities pure and firm. For example, riddles were said to be the past time before. But even though we have lots of things that could replace it as a past time, riddles are  still on the list today.

For me, all riddles are just the same. Its purpose and its capability to test our minds is its similarities. Maybe they're different in words but its difference is the real  key to know how our minds will function. It is also said to be as the basis of what kind of person or group is the maker of the riddle. Because of it. we will know their habits, perceptions, thinking and personality as a result of their knowledge.

______.. The maker doesn't want it, the buyer doesn't use it and the user doesn't see it. What is it?

a coffin