No body is good at the beginning,At first people were bad. If you want to become better, you need to study hard, or practice hard.
In my primary school, I has very shy and didn't like talking to others. So my friends are few at that time. Now,after many years, I became outgoing and fun.
So time can change people.If you want to change, you need to pay time on something. I've changed a lot because of time.