2When conditions of surrender were under discussion at Ilerda, and friendly intercourse between the two parties was constant, Afranius and Petreius, with a sudden change of purpose, put to death all of Caesar’s soldiers whom they found in their camp; but Caesar could not bring himself to retaliate in kind. At the battle of Pharsalus he cried out, “Spare your fellow citizens,” and afterwards allowed each of his men to save any one man he pleased of the opposite party.