Lelouch and Rolo in “Unfinished Business”

That's enough, Rolo. I don't want to live anymore.

I won't stop, brother, because of this.

Stop doing—

All throughout my life, people have used me like a tool.

—this, Rolo! Why are you still trying—

I was used by the Order.

—to save me?! You know that—

And then you used me, big brother. [clutches his chest as he starts to feel the effects of cardiac failure due to overuse of his Geass] Yeah, maybe you've been using me for your ends right from the very start. But… only the time I spent with you seemed real!

—I was only usi—

It was… those memories… that finally made me… human!

—using you! [sees Rolo's condition] Rolo!

That's why I'm not… [attempts to activate his Geass again but fails to sustain it and starts coughing profusely] I'm not… [summons the effort to activate his Geass one final time]

No, stop using your Geass like that! Do you want to di—

I'm not… a tool! I do this… out of my own… free will… as a human being!