The doctor, who is not only a sincere scientist but also a humanitarian, realizes that as things are to- day no one is exempt from the possibility of contracting an infection; that those who are responsible for the spread of the disease are they who constantly excuse themselves with the inane "I did not know," as if ignorance were not the crime of all crimes. The doctor demonstrates to M. Loche a number of cases under his observation, all of them the result of ignorance and of poverty.
There is, for instance, the woman whose husband died of the disease. He "didn't know"; so he infected her. She, on the other hand, is poor and cannot afford the treatment she needs. A private physician is beyond her means, and she has too much pride to stand the indignities heaped upon the poor who are at the mercy of dispensaries and charity. Therefore she neglects her disease and perhaps is unconsciously instrumental in infecting others.
Then there is the man whose young son has contracted the disease. His father "didn't know," and therefore he did not inform his son, as a result of which the boy became half paralyzed.
Man. We are small trades-people; we have regularly bled ourselves in order to send him to college, and now - I only wish the same thing mayn't happen to others. It was at the very college gates that my poor boy was got hold of by one of these women. Is it right,
