`` they looked so cold , poor things , and she 's expecting already , and what with the vicious animals out there and the storm coming up i thought , well , where 's the harm , so i just said , look , if you come back there 's going to be an almighty row , but you might be needing this sword , so here it is , do n't bother to thank me , just do everyone a big favor and do n't let the sun go down on you here . ''