We both looked at him as though he had taken leave of his senses.

Looking at Mother as if she'd taken leave of her senses.

Could it be possible that he was taking leave of his senses?

But that doesn't mean we've taken leave of our senses.

Everyone else thought I had taken leave of my senses.

He has taken leave of his senses before, if you remember.

He gave me a look as if I had taken leave of my senses.

The old man has taken leave of his senses, is what they were thinking.

No, I haven't taken leave of my senses on the way out the door.

I think you must have taken leave of your senses getting involved with someone like him.