Read it through once

“I do not think so. I do not think,” said Doctor Manette with the firmness of self-conviction, “that anything but the one train of association would renew it. I think that, henceforth, nothing but some extraordinary jarring of that chord could renew it. After what has happened, and after his recovery, I find it difficult to imagine any such violent sounding of that string again. I trust, and I almost believe, that the circumstances likely to renew it are exhausted.”