Mr. Darwin ... has failed to hold definitely before his mind the principle that the difference of sex, whatever it may consist in, must itself be subject to natural selection and to evolution.

One thing is certain. I am not afraid to act as my conscience dictates, no matter what the world may think.

Any positive thinker is compelled to see everything in the light of his own convictions.

Slavery is malignantly aristocratic.

if human justice is to supplement Nature's provisions, all family duties must be shared equitably, in person or by proxy.

Nature is just enough; but men and women must comprehend and accept her suggestions.

Mr. Darwin ... has failed to hold definitely before his mind the principle that the difference of sex, whatever it may consist in, must itself be subject to natural selection and to evolution.