Consider getting a dog. They're great energy and can help you pick yourself out of a bad mood. The regular exercise of walking one everyday is enough to regulate your stress and improve productivity.
On a broader note, consider that when you were 14 the world and the conept of agency were both novel. In the meantime, you've realized that neither are all they're cracked up to be, and your progress through the world isn't as rapid as exciting as when you first encountered it. Some stuff that you thought was uber-cool back then turned out to be meh.
However, I do find that if you're struggling with boredom the endless flow of trivia on the internet makes that worse rather than better. Rather than Reddit, curl up with a good book.