> Terrible situations, once exited, often become funny stories or proud memories. Mediocre situations, long languished in, simply become Lost Years—boring to both live through and talk about, like you're sitting in a waiting room with no cell reception, no wifi, and no good magazines, waiting for someone to come in and tell you it's time to start living.
It really resonates with me. During my life it did happen a couple times that I found myself "stuck in mediocrity" as the OP puts it. "Waiting for someone to come in and tell you it's time to start living" is a great analogy of how it feels when you finally realise it's time for a change