Imprisoned quacks are always replaced by new ones.

No doubt science cannot admit of compromises, and can only bring out the complete truth. Hence there must be controversy, and the strife may be, and sometimes must be, sharp. But must it even then be personal? Does it help science to attack the man as well as the statement? On the contrary, has not science the noble privilege of carrying on its controversies without personal quarrels?

It is the curse of humanity that it learns to tolerate even the most horrible situations by habituation.

It is the curse of humanity that it learns to tolerate even the most horrible situations by habituation, that it forgets the most shameful happenings in the daily shame of events, and that it can hardly understand when individuals aim to destroy this infamy.

Disease is not something personal and special, but only a manifestation of life under modified conditions, operating according to the same laws as apply to the living body at all times, from the first moment until death.

As long as vitalism and spiritualism are open questions so long will the gateway of science be open to mysticism.

The physicians are the natural attorneys of the poor, and the social problems should largely be solved by them.