Well, Lois wins the award for minimalism.
Since he had just left dinner with the one person in Metropolis, other than Lois, who knew his secret, he doubted that was it.
Unless Lois sent the note.
Sure, with one wave of his magic wand Lois would no longer be blind. Oh, look, that didn’t work.
But she isn't blind.
In the middle of the top of the card was a faint smear of chocolate.
Lois?

he still has hope.
His heart beat for the first time since Saturday.
What would Lois want him to stop doing? Anyway, he hadn’t seen her in days.
Stop hiding from her of course. Stop not being seen by her.
He did fly over her apartment on his way back to the Daily Planet from Brazil this morning. She wasn’t home.

that he missed her.