Anna Sewell said this quote

I said, 'I have heard people talk about war as if it was a very fine thing.' Ah!' said [Captain], 'I should think they never saw it. No doubt it is very fine when there is no enemy, when it is just exercise and parade, and sham-fight. Yes, it is very fine then; but when thousands of good brave men and horses are killed, or crippled for life, it has a very different look.' Do you know what they fought about?' said I. No,' he said, 'that is more than a horse can understand, but the enemy must have been awfully wicked people, if it was right to go all that way over the sea on purpose to kill them.