Is there not yet a chance, we must leave no stone unturned, " He rushed like a madman from the room, and I followed him as soon as I had sufficiently recovered my wits. 
He sat down and waited.
mnli hypothesis: He sat down and waited. premise: Is there not yet a chance, we must leave no stone unturned, " He rushed like a madman from the room, and I followed him as soon as I had sufficiently recovered my wits. 