alfiekohn, “When you watch a child who is focused on learning, & let them know you’re watching, & let them know your opinion, you just took that thing away from them. You just made it yours. Your smell is all over it now...
“I watched an 18-month-old stacking blocks, completely absorbed. When she successfully stacked 3 blocks, I exclaimed, ‘Good job!’ She looked at me [as if to say] “Excuse me. Did somebody ask for your opinion?” Then she stopped playing with the blocks.”
Source: https://carolblack.org/the-gaze/