Enter this country every day.

Once in Beethoven's later years, I heard that a friend played his piano variation in C minor. After a while, he asked strangely, "Whose work is this?" The friend said, "Of course it's yours." Beethoven is even stranger. Mine? I wrote such a clumsy song! Beethoven must be a fool. "This actually shows that Beethoven did not stop at a fixed stage all the time, but made progress every day and had a more mature understanding of composition every day. That's why Beethoven wanted to destroy his youth works for a while.