Originally Posted by Dan Lobb
Most great composers influence each other, just as great tennis players learn from each other.
Mozart certainly learned much from Haydn, just as Hoad learned much from Kramer.
Mozart was profoundly influenced by Bach beginning in 1781 or thereabout, as evidenced by his own compositions, and borrowed a theme from Handel's Messiah (which Mozart orchestrated) for his Requiem.
Nothing wrong with this.
Dan, The point is that I claim that Haydn only reached a certain level after having learnt from Mozart.