It seems like you are dabbling in a bunch of areas and improving your overall intelligence. Your improvements will eventually cross-pollinate and patterns will indeed emerge, and you will begin to start thinking rationally about your behavior, instead of acting haphazardly. You have to ask yourself what you're aiming for. What you want. And then formulate an attack plan. Sorry, but you're not going to be able to get…
"Sorry, but you're not going to be able to get a finance internship and a research internship and a coding internship at the same time, while also becoming a writer." Of course not. I apply for all of these internships at once so that, if one fails (as they often do), I have backup plans. "(figure out why people like talking about sports and dating and parties and clubs and stuff...hint: it happens for a reason, try…
But I don't understand how you could be applying pursuing so many disparate career paths while also solidly understanding your own values. Finance has little to do with value-creation, and more with wealth accumulation; research has more to do with the progress of science (and possibly the recognition of greatness), and (typically) little to do with wealth-creation. Same goes for writing.
You are not going to get anywhere if you spread your faculties too thinly. Figure out what you want to do and then pursue it seriously. By the way, I applied for about ~350 jobs before finding my current gig. I tried sales, finance, tech, business development ... I didn't find my current job (which kicks ass) until I buckled down and focused all my efforts on landing a tech job.