Man, be reasonable!

I'm not very sensible though.

Why don't you be reasonable?

Ah, have a heart will you?

Not reasonable, like you.

Be reasonable, Sam. Give us a break, will you?

You were always in complete possession of your faculties.

That wouldn't be a wise thing to do.

Maybe he had sense.

A few will remain sane and try... but they will be stupid.

Please be reasonable. Come on out, my darling.

Yet, with others he seems so sensible...

Be sensible, Ben. Get your prisoners out of town.

Be sensible, old man. You don't think I'd walk out on you?

The overseer therefore must be without reproach, the husband of one wife, temperate, sensible, modest, hospitable, good at teaching

A bishop then must be blameless, the husband of one wife, vigilant, sober, of good behaviour, given to hospitality, apt to teach

A man who's been biting his nails for years on a desert island can't be expected to appear as sane as you or I.

In the case of an anencephalic fetus, no such development is possible. It cannot become a rational being.