Curiously enough it was he himself who suggested lunacy and not mere eccentricity as the secret of his strange conduct.

So I took no further notice, and when I had finished left the room, secretly much vexed at her strange conduct.

This is only my own supposition, however, for as to all their strange conduct, it is still a mystery.

This was the answer to Ashley's reticence, to his strange conduct.

He let his stick drop on the ground and looked at Catherine; but he offered no explanation of his strange conduct.

This strange and, on the surface, contrary to interest conduct by the network has never been explained.

He loved her; might it not be that she also loved him, and that here was the key to her strange conduct?

Ned was away like a shot, while the others, not knowing what to make of the strange conduct of the two lads, looked on in wonder.

But he couldn't forget his worry about the strange conduct of his father.

Fear in the shelter produces some strange conduct.