you and Wei Wuxian had snuck away from classes to have him teach you how to catch a fish with your bare hands, you'd seen him do it, and asked him to teach you, and here you were

you attempted to simply grab a fish out of water, which only scared it away, at which, Wei Wuxian facepalmed "nono, thats not how you do it!" he took your hand "let the master of fishing show you how its done" he chuckled, now guiding your hand to show you how to catch a fish like he does