We are not very good at looking at people when they are 16 and predicting what they will be like when they are 30. We know there is a huge drop in violent crime after age 24 or 25.
At a stage when young people want more than anything to be like everyone else, they find themselves the least alike. Everyone their age is growing and changing, but each at his or her own pace.
Parents sometimes feel that if they don't criticize their child, their child will never learn. Criticism doesn't make people wantto change; it makes them defensive.