You realize that when you don't have anything to do with it.
You realize (epiphany) that - Hanged Man
when you don't have anything to do with it, - Four of Swords
Something tells you to not get involved.
Something tells you - Hanged Man
not to get involved - Four of Swords
realize there's nothing (you) can do
realize - Hanged Man
there's nothing (you) can do - Four of Swords
Be very aware but don’t do anything.
Be very aware - Hanged Man
but don’t do anything. - Four of Swords
Very aware but not doing anything about it
Very aware - Hanged Man
but not doing anything about it - Four of Swords
...