Great Expectations by Charles Dickens Chapter 39 Page 12

going to embrace me, I laid a hand upon his breast and put him away.

“Stay!” said I. “Keep off! If you are grateful to me for what I did when I was a little child, I hope you have shown your gratitude by mending your way of life.

If you have come here to thank me, it was not necessary. Still, however you have found me out, there must be something good in the feeling that has brought you here, and I will not repulse you; but surely you must understand that — I — ”

My attention was so attracted by the singularity of his fixed look at me, that the words died away on my tongue.

“You was a saying,” he observed, when we had confronted one another in silence, “that surely I must understand. What, surely must I understand?”