CLARK
I don't know if she's more upset about the asteroid hitting Earth or the fact that Superman's missing.

JONATHAN
Superman's not missing.

CLARK
Sure he is. Nobody can find him.

MARTHA
Jonathan, I don't think he knows.

CLARK
Know what?!

I think, therefore, I get bananas.

When in doubt, think about time travel conundrums. You'll confuse yourself so you can forget what you were in doubt about.

What's the difference between ignorance, apathy, and ambivalence?
I don't know and I don't care one way or the other.