The first is...

Ah, let's just keep that one a secret.

The other one... well...

I had her down with my first glance.

I couldn't even fathom her depths.

And since I cannot see them, I can't measure her ability.

And if I cannot measure it, then if it came to blows, I have no idea what would happen.

Such a nebulous individual - I'd really rather not fight with someone like that if at all possible, see?

Eh? That person?