You can change. you can be better. Begin right where you are, whenever you choose. start with simple activities. For example:
1. Do something you don't want to do.
2. Do something you want to do.
3. Spend a few minutes every day in meditation.
4. Be of benefit to someone else every day.
5. Make a list of things you like to do, things you want to do and things you have done successfully in the past.
6. Set a goal for yourself.
7. Turn off the TV and read a good book.
8. Break a habit, any habit.
9. Do something constructive to make yourself a better person.