Ok, alright. Place the ring and speak the oath.
Because everybody knows the oath..
I, Hal Jordan, do solemnly swear to pledge allegiance to a lantern that I got from a dying purple alien... in a swamp.
To infinity and beyond. By the power of Greyskull. What the hell! Come on! If you can fly me a hundred miles in the middle of nowhere you'd think the... BOOM!
In brightest day. And blackest night. No evil shall escape my sight. Let those who worship evil's might. Beware my power. Green Lantern's Light.