Spend whatever money YOU have, but not your parent's. Be poor.
This is of immense help psychologically, since you will make your brain to think for new ways to earn money. You become more matured, money wise.

Read "Shantaram". Because, it will teach you more than a semester course.
You will change your views of the world, treat your elders with love and reverence, empathise nomadic life. You become more groomed, yourself.

Travel alone. No buddies, relatives, known faces. With complete strangers.
Experience the motley mindset of people. And if you study their emotions carefully, You will get an intuition about what every soul is searching for.

Be persistent. Never give up on anything, that you really care about.
It is not about getting instant fame and going into dungeons afterwards. But, trying something incessantly and becoming an unconquerable artist.