Characteristics cling to families.

What nature does blindly, slowly and ruthlessly, man may do providently, quickly, and kindly. As it lies within his power, so it becomes his duty to work in that direction.

Eugenics is the study of the agencies under social control that may improve or impair the racial qualities of future generations either physically or mentally.

The cat is the only non-gregarious domestic animal. It is retained by its extra-ordinary adhesion to the comforts of the house in which it is reared.

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.

One of the effects of civilization is to diminish the rigour of the application of the law of natural selection. It preserves weakly lives that would have perished in barbarous lands.

[Statistics 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.

Whenever you can, count.

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

The object . . . is to discover methods of condensing information concerning large groups of allied facts into brief and compendious expressions suitable for discussion.

I do not so easily think in words.... after being hard at work having arrived at results that are perfectly clear... I have to translate my thoughts in a language that does not run evenly with them.

I loved my mother too, ' I said. 'I still do. That's the thing - it never goes away, even if the person does.

There’s no such thing as ugly.

I'm looking forward to coming back, back to Earth, the landing, the views.

A tale without love is like beef without mustard: insipid.

Convictions are a matter of choice, not force.

Fear is the beginning of wisdom.

Anytime you have a fellow artist say, 'Loving the new Luke Bryan album,' that's awesome.

Far above the golden clouds, the darkness vibrates. The earth is blue. And everything about it is a love song. Everything about it.

I'm a patient person. I think that's one thing that I feel comfortable I can deal with - the downfall and the errors, as long as I see progress and people trying.

There was a pause - just long enough for an angel to pass, flying slowly.