There is nothing intrinsically better about a child who happily bounces off to school the first day and a child who is wary, watchful, and takes a longer time to separate from his parents and join the group. Neither one nor the other is smarter, better adjusted, or destined for a better life.
ATTRIBUTION:
Ellen Galinsky (20th century), U.S. child development specialist. The Preschool Years, ch. 8 (1988).