What can be shown, cannot be said. - Ludwig Wittgenstein

Wovon man nicht sprechen kann, darüber muss man schweigen

Philosophy hasn't made any progress?—If someone scratches where it itches, do we have to see progress? Is it not genuine scratching otherwise, or genuine itching?

"The gramophone record, the musical thought, the score, the waves of sound, all stand to one another in that pictorial internal relation which holds between language and the world. To all of them the logical structure is common. (Like the two youths, their two horses and their lilies in the story. They are all in a certain sense one) " (4.014). The possibility of a proposition representing a fact rests upon the fact that in it objects are represented by signs.