TJ Pitchford For Soothing. "I'm OK". Think of baby pacifiers.
They suck on the pacifier because mom takes the thumb out of the
mouth (thumb was first) and it frees up the hand for other
things. Then its bottles. Then juiceboxes. Somewhere late in
juicebox time, moving towards Sunny-D/Monster time, getting
friends becomes really important (like age 7-8 and beyond) - and
at that point, "Good jo...b" and "attaboy" and "Like" and
"You're cute/hot/awesome/sexy/amazing/beautiful/pretty/manly" or
even "you're smart/you're talented" "I rate you a 10" - replaces
the pacifier/bottle/juicebox for a source of comfort and a way
of feelling "I'm ok". "