"I never had the smallpox.

Have you been vaccinated ?" "Yes, I believe so--I'm sure I don't know.

But people sometimes take the smallpox even after they have been vaccinated.

I should be so frightened that I could do no good." "Then," said the doctor, gravely, "you have decided to leave your husband ?" "Yes, doctor, I must.

It is my duty--to my boy," answered Mrs.
Preston, catching at this excuse with eagerness.