I bought a fun shirt last week. My husband hates it. Here, let me show it to you: Yes, I’m proclaiming that I’m the “World’s Okayest Mom.” Fun, right? It’s comfortable, it’s funny, and it makes me smile. When my son saw it, he grinned and gave me two thumbs up. (He gets me.) My 9-year-old said “Maaaahhhm”. My husband, on the other hand, shook his head and said “Nice. That’s not much of a growth mindset, now is it?” If anything, it is irony, because if you’ve been a reader of mine for a while, you’ve picked up on this: I’m a perfectionist, and my own worst critic. It’s…