"'Once upon a midnight dreary—'

"H'm!"—and she stopped.

"Can't you remember any more?" inquired the boy, eagerly.

"Well—a—perhaps something else;" and she made a fresh start:

"'Ah, what can ail thee, knight-at-arms,

Alone and palely loitering?

The sedge is withered from the lake,

And no birds sing.

"'Ah, what can—'

No, no; I must think of something a little less—"