1. 即不忍其觳觫，若无罪而就死地，故以羊易之也。
Indeed it was because I could not bear its frightened appearance, as if it were an innocent person going to the place of death, that therefore I changed it for a sheep.
2. 吾不忍其觳觫，若无罪而就死地。
I cannot bear its frightened appearance, as if it were an innocent person going to the place of death.