Babies love putting things in their mouths: dirt, insects, bits of grass, their own poo. They have no sense of fear or self-preservation, and come up with endlessly creative ways to place themselves in mortal peril. Once they learn to talk, their constant experimentation with the world transcends the physical to the philosophical. They want to know everything. They are bottomless pits of curiosity, with very little in the way of attention span or self-discipline. Your typical two-year-old can only concentrate on a task for six minutes at a time. Young children are not self-aware enough to feel much in the way of shame, or embarrassment. Nothing is off-limits. The Embarrassing Problem of Premature Exploitation - LessWrong 2.0