THE MYSTERIOUS AFFAIR AT STYLES
fered to remain on night duty, which offer was gratefully accepted. That disposes of that."
"Oh!" I said, rather nonplussed. "Really," I continued, "it's her extraordinary vehemence against Inglethorp that started me off suspecting her. I can't help feeling she'd do anything against him. And I had an idea she might know something about the destroying of the will. She might have burnt the new one, mistaking it for the earlier one in his favour. She is so terribly bitter against him."
"You consider her vehemence unnatural?"
"Y—es. She is so very violent. I wondered really whether she is quite sane on that point."
Poirot shook his head energetically.
"No, no, you are on a wrong tack there. There is nothing weak-minded or degenerate about Miss Howard. She is an excellent specimen of well-balanced English beef and brawn. She is sanity itself."
"Yet her hatred of Inglethorp seems almost a mania. My idea was—a very ridiculous one, no doubt—that she had intended to poison him—and that, in some way, Mrs. Inglethorp got hold of it by mistake. But I don't at all see how it could have been done. The whole thing is absurd and ridiculous to the last degree."
"Still you are right in one thing. It is always wise to suspect everybody until you can prove
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