Quote by William Stern

"The child is not a miniature adult, but a being in the process of development."

"Psychology must study the whole person in their total environment."

"Intelligence is not fixed but develops through interaction with the world."

"The mind grows through activity and experience."

"Friendship is built on trust and honesty."

"True friendship is worth more than gold."

"Good friends are like stars, always there even when you can't see them."

"Friendship means sacrifice."