Even in high school I was very interested in history - why people do the things they do. As a kid I spent a lot of time trying to relate the past to the present.
The secret is not to give up hope. It's very hard not to because if you're really doing something worthwhile I think you will be pushed to the brink of hopelessness before you come through the other side.
Learning to make films is very easy. Learning what to make films about is very hard.