What can you say when a bid that on the face of it is totally irrational has a triumphant outcome?

He had a totally irrational urge to take her in his arms and tell her to leave everything to him.

Why are there so many people like me with this totally irrational fear of spiders?

It was totally irrational, but what's going on in my head is that any one of these people might kill me at any given moment.

His first thought was totally irrational: Trent had not been killed.

So why did she have this totally irrational feeling that she had surprised him?

And, this is a totally irrational thought, it's like a dream.

To him, it must surely seem that I would have to be totally irrational.

Behaviour has gotten totally irrational and it can spark off at any moment.

Raskolnikov is so worked up that he becomes totally irrational.