That clicking noise with your thumb and middle finger. I literally hurt my fingers if i try.
I can’t whistle, snap my fingers or do a cartwheel.
Weirdly, being unable to end a conversation on phone. Like, if unprompted, I just wouldn’t know what to say to end the conversation.
Properly wearing a backpack. I have fucked up shoulders and backpack straps always slide off
The ability to drive a stick.