Habit is stronger than reason.

The profoundest affinities are those most readily felt, and though a thousand later considerations may overlay and override them, they remain a background and standard for all happiness. If we trace them out we succeed.

The traveller must be somebody and come from somewhere, so that his definite character and moral traditions may supply an organ and a point of comparison for his observations.

...science is nothing but developed perception, interpreted intent, common-sense rounded out and minutely articulated. It is therefore as much an instinctive product, as much a stepping forth of human courage in the dark, as is any inevitable dream or impulsive action.

It is the acme of life to understand life.

To substitute judgments of fact for judgments of value is a sign of pedantic and borrowed criticism.

The family is an early expedient and in many ways irrational. If the race had developed a special sexless class to be nurses, pedagogues, and slaves, like the workers among ants and bees, then the family would have been unnecessary. Such a division of labor would doubtless have involved evils of its own, but it would have obviated some drags and vexations proper to the family.