Well-washed and well-combed domestic pets grow dull; they miss the stimulus of fleas.

The aim of eugenics is to represent each class or sect by its best specimens; that done, to leave them to work out their common civilization in their own way.

Some people hate the very name of statistics, but I find them full of beauty and interest. Whenever they are not brutalized, but delicately handled by the higher methods, and are warily interpreted, their power of dealing with complicated phenomena is extraordinary. They are the only tools by which an opening can be cut through the formidable thicket of difficulties that bars the path of those who pursue the Science of Man.

Characteristics cling to families.

All male animals, including men, when they are in love, are apt to behave in ways that seem ludicrous to bystanders.

Englishmen Francis Galton to describe the "science" of bettering human stock and the elimination of unwanted characteristics... and individuals. Galton proposed societal intervention for the furtherance of "racial quality," maintaining that "Jews are specialized for a parasitical existence upon other nations" and that "except by sterilization I cannot yet see any way of checking the produce of the unfit who are allowed their liberty and are below the reach of moral control.

It is difficult to understand why statisticians commonly limit their inquiries to Averages, and do not revel in more comprehensive views. Their souls seem as dull to the charm of variety as that of the native of one of our flat English counties, whose retrospect of Switzerland was that, if its mountains could be thrown into its lakes, two nuisances would be got rid of at once.