“About the chair, yes. Otherwise I do not know. You will find, M. le docteur, if you have much to do with cases of this kind, that they all resemble each other in one thing.”

“What is that?” I asked curiously.

“Everyone concerned in them has something to hide.”

“Have I?” I asked, smiling.

Poirot looked at me attentively. “I think you have,” he said quietly.

“But⁠—”

“Have you told me everything known to you about this young man Paton?” He smiled as I grew red. “Oh! do not fear. I will not press you. I shall learn it in good time.”