The last son of the planet Krypton protects his adoptive home of Earth as the greatest of the superheroes.

Lex Luthor: [about Superman] No one man should have that much power.
Superman: [to Steel] You're going to hear this a lot, so you might as well hear it from me first... thanks.
Lobo: [eats Lois's pipe after she whacks him with it] Of course, any girl with class would rather be hangin' with the main man.
[Superman glares at him]
Lobo: So why don't you show old Lobo just how classy you really are?
Lois Lane: You pig!
[she slaps him, then recoils and rubs her sore hand]
Lois Lane: Ow!
Lobo: Ah! I like a girl who plays rough!
[indicates his chin]
Lobo: C'mon, let me have another, right here, right -
[Superman hits him right in the chin, and sends him flying through the air]
Lobo: Ooh! You dirty, friggin', fraggin' son of a -
[his scream fades the further away he gets]
[Superman is about to be executed]
Lex Luthor: You don't know how I've looked forward to this...
Superman: Doesn't a condemned man get one last request?
Lex Luthor: [leans forward, curious] And that is...?
[Superman punches him in the face]
Superman: Thanks.
Darkseid: As I told you once Superman, if you would not be my knight, you would be my pawn.
Darkseid: You dare to strike me?
[Superman hits him again]
Superman: That's for Dan Turpin!
Darkseid: Who?
Superman: The good man you murdered!
Darkseid: If I had known the death of one human would hurt you so, Kal-El, I would have killed more!
Kara/Supergirl: Ew! Hands off, gruesome!
Mad Harriet: Play with fire and you might get burned!