Some aspects.

Don't say 'I am energetic.' Give evidence by the fact that you worked after school for six hours every day and still had time to play on the volleyball team.
How will you give a picture of your personality? It would be a mistake to talk about your high school. Start with your undergraduate career. School records may be worth mentioning if there is something extraordinary about themHow will you give a picture of your personality? I would suggest that you imply rather than state the facts. For instance, don't say 'I am a smart person.' Demonstrate it, imply it. First of all don't second guess. Don't try to figure out what you think they want and supply it because you won't be able to do that. Nor can you understand the mind of a 50 ear old American who is living 10,000 miles away from you and may have woken up that morning with a headache and then was bitten by a dog on his way to the office. There is no way you can second guess, you cannot read their minds. Having said that, I can tell you some things which all college admissions officerSchool records may be worth mentioning if there is something extraordinary about themHow will you give a picture of your personality? I would suggest that you imply rather than state the facts. For instance, don't say 'I am a smart person.' Demonstrate it, imply it. First of all don't second guess. Don't try to figure out what you think they want and supply it because you won't be able to do that. Nor can you understand the mind of a 50 year.