El disco gramofónico, el pensamiento musical, la notación musical, las ondas sonoras, están todos entre sí en esa relación interna figurativa que se … - Ludwig Wittgenstein

That of which we cannot speak, we must pass over in silence

Philosophers often behave like little children who scribble some marks on a piece of paper at random and then ask the grown-up "What's that?" — It happened like this: the grown-up had drawn pictures for the child several times and said "this is a man," "this is a house," etc. And then the child makes some marks too and asks: what's this then?

In philosophy it is always good to put a question instead of an answer to a question. For an answer to the philosophical question may easily be unfair; disposing of it by means of another question is not.