"Jefferson kept him to dinner; and when the cloth was removed and wine sat upon the table, he turned to his guest, and with an air of much satisfaction, exclaimed,
"'And so, Mr.——, you like my mill.'
"'I do, sir, indeed, very much; it is certainly one of the greatest improvements in the construction of saw mills I ever witnessed.'
"'You think the sails are so hung that it cannot fail to work?'
"'Certainly; it must work, it cannot help it.'
"'And there's always a wind upon that hill; if it does not come up one valley, it is sure to come up the other; and the hill is so high and steep that there is nothing to interrupt the full sweep of the wind, come which way it will. You think, then, on the whole, that the thing cannot fail of complete success?'
"'I should think so, sir, but for one thing.'
"'Ah! What's that?'
"'I have been wondering in my own mind, how you are to get up your saw-logs.'
"Jefferson threw up his hands and eyes: 'I never thought of that!'