Dracula by Bram Stoker Chapter 9 Page 17

Mother did not seem to take to my proposal. She seems not too well herself, and doubtless she fears to worry me. I tried to keep awake, and succeeded for a while, but when the clock struck twelve it waked me from a doze, so I must have been falling asleep. There was a sort of scratching or flapping at the window, but I did not mind it, and as I remember no more, I suppose I must have fallen asleep. More bad dreams. I wish I could remember them. This morning I am horribly weak. My face is ghastly pale, and my throat pains me. It must be something wrong with my lungs, for I don't seem to be getting air enough. I shall try to cheer up when Arthur comes, or else I know he will be miserable to see me so.

LETTER, ARTHUR TO DR. SEWARD

“Albemarle Hotel, 31 August “My dear Jack,