And when you do, you'll fantasize that when you were young, rebels were easily crushed, the Imperial Senate was subservient, and citizens respected their Emperor. Respect your Emperor. Don't expect your son to rule the galaxy with you. Don't strike down your old Jedi Master, or he will become more powerful than you could possibly imagine. Be careful whose advice you buy, but be patient with those who supply it, or I'll crush your throat.
Advice is a form of nostalgia.
Dispensing it is a way of fishing your humanity from the depths of sin, wiping it off, putting black body armor over the ugly parts and redeeming it for more than its worth. But trust me on the Dark Side.