Biological Differences Quotes
Although this was written in a 1920 letter, the letter was not publicly published until 1970.
Wadsworth had opposed all earlier legislation assisting women, but devised this strategy which split the pro-woman’s equality movement by urging a policy of partial equal rights.
This intransigent position was used against Cellar in the next primary election and he was unseated from Congress and his political career ended by a young woman who "dared" to disregard the gender differences. She made his block her main campaign issue.
This is a very important quotation in the history of science. Note that he has the concept of evolution and mutation before Darwin published his his Origin of Species. Darwin had probably come to these conclusions at the time that Lawrence gave this lecture. And of course Darwin had a much broader concept and much data to back it up. But this was one of the great insights in science.