Thee might observe incidentally that if the state paid for child-bearing it might and ought to require a medical certificate that the parents were such as to give a reasonable result of a healthy child - this would afford a very good inducement to some sort of care for the race, and gradually as public opinion became educated by the law, it might react on the law and make that more stringent, until one got to some state of things in which there would be a little genuine care for the race, instead of the present haphazard higgledy-piggledy ways.

Thee will find out in time that I have a great love of professing vile sentiments, I don't know why, unless it springs from long efforts to avoid priggery.

Pure mathematics consists entirely of assertions to the effect that, if such and such a proposition is true of anything, then such and such another proposition…

I am looking forward very much to getting back to Cambridge, and being able to say what I think and not to mean what I say: two things which at home are imposs…

It would have been more to the point, more honest and more Christian, in past decades not to support those who intentionally destroyed healthy life than to reb…

More children from the fit, less from the unfit - that is the chief issue in birth control.

'I think in this case international law stood in the way of doing the right thing.' (2003)