If you're not pushing your own technique to its own limits with the risk that it might just crumble at any moment, then you're not really doing your job.
“Imagine a world in which no writer has written a literary novel in sixty years. Imagine a place where not a single person has read a book that is truly about the character at its center.”
“Even when I'm old and grey, I won't be able to play it, but I'll still love the game.”