The author is due for a rewatch of Amadeus.
No one is Mozart. All we can control is our disposition and the work ethic of Amadeus' Salieri is worth striving for.
However the notion that Oppenheimer and Salieri were mediocrities because they weren't the best is a bit insulting. If those highly capable and powerful figures in history aren't worth dignity then what about the 99.9% of people that are below their level? Everyone deserves dignity.