[Otacon pokes him in the shoulder.] Of course I do. Jeez, Liquid. You know I'll always want you.

[Otacon lets go, though he keeps leaning on Liquid. Liquid is comfortable.]

[Just hearing that much of a possibility takes a weight off his shoulders. For a while there, it seemed like Liquid was going to give up. It scared him.]

That's what hope means.

Well, hope or stubbornness.