What Cannot be seen Cannot be felt?

What Cannot be seen Cannot be felt?

Gollum: It cannot be seen, cannot be felt, cannot be heard, cannot be smelt. It lies behind stars and under hills, and empty holes it fills. It comes first and follows after, ends life, kills laughter.

What is the answer to Gollum’s riddle?

It comes first and follows after, Ends life, kills laughter. The answer is dark; the dark, dark.

What can be touched but can’t be seen?

So we cannot see matter but we can see only light and we touch (in terms of sense) matter but not light. For an example we cannot see x-rays or microwaves although it is a light !

What is the answer to Bilbo’s first riddle?

It comes first and follows after, Ends life, kills laughter. One of Gollum's riddles for Bilbo. The answer is “dark”.