Hello! Here are some ideas for your paragraph :)
1. The friendships you made (how they changed, how they shaped you, where they came from and how they might continue)
2. Lessons from teachers (you could tell a story about a valuable lesson you learned from a teacher)
3. Peer pressure
4. Importance of education
5. How you over came an obsticle such as a bad grade or low gpa.
Good luck with your essay! And if you need any more help please let me know :)