Even if it takes you weeks, return every legitimate email or call you receive, even if the response is short, because it reminds you where you came from.
Figure out who your crew is, who you want to work with over the long arc of your career, and really invest in them, build relationships over a long period, help each other, stay in touch
Tons of people will have the same idea as you, but few, if any, will ever do anything with it.
Character is what we do when we no one is watching
What starts as simple becomes complex. What starts as complex becomes intractable.