Everything that you're about to do, I know what you're gonna do before you do it because I already did it, and I would encourage him not to hang out with x, y and z people.
你将要做的每件事，在你做之前， 我都知道，因为我都做过了， 我会鼓励他，不要跟张三,李四, 或者王五这些人出去。