Dive into your creative stream
It's irrational to want happiness while knowing about all the fucking world events and personal tragedies
But there's no other way to achieve happiness
You cannot keep the events and tragedies aside. You have to live with them. And by being irrational about it, by still wanting to be happy despite those things, you'll get happiness
It's rational to worry about finances and parents, be irrational and be in the moment, and think happy thoughts