College isn't really about job training; college is about expanding your intellectual skills and building up your knowledge base to use them on; "furnishing your mind so you have a place to live in twenty years."
What is the highest-growth environment you’ve ever been in? What made it that way?
(growth interpreted broadly: professional, in hobbies, interpersonal, etc)
The most important active step you can take to cultivate your curiosity is probably to seek out the topics that engage it. Few adults are equally curious about everything, and it doesn't seem as if you can choose which topics interest you. So it's up to you to