They said therefore to him, "Who are you? Give us an answer to take back to those who sent us. What do you say about yourself?"

 It was even more so in the East, and still is. To the eastern people a word is not merely a sound; it is a power which does things. Once when Sir George Adam Smith was travelling in the desert in the East, a group of Moslems gave his party the customary greeting: "Peace be upon you." At the moment they failed to notice that he was a Christian. When they discovered that they had spoken a blessing to an infidel, they hurried back to ask for the blessing back again. The word was like a thing which could be sent out to do things and which could be brought back again. Will Carleton, the poet, expresses something like that: 