Read it through once

“I’ll sit down, with your leave,” the prisoner said, suiting the action to the word. “This aneurism of mine makes me easily tired, and the tussle we had half an hour ago has not mended matters. I’m on the brink of the grave, and I am not likely to lie to you. Every word I say is the absolute truth, and how you use it is a matter of no consequence to me.”