Here's an important lesson I learned from my friend, Xeera.
When an interesting wall presents itself, take a selfie. Even you're in the ladies' room at IKEA.
Doesn't matter. Just lean in and toss off a crooked grin. You'll always be glad you did.
Thank you, Xeera. You taught me very well.
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Lessons can be learned in the most unlikely places; here are a few that have caught my eye: