Self-assurance is contemptible and fatal unless it is self-knowledge.

All beauties are to be honored, but only one embraced.

A man's memory may almost become the art of continually varying and misrepresenting his past, according to his interest in the present.

...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 a great bond to dislike the same things.

The profoundest affinities are those most readily felt.

All language is rhetorical, and even the senses are poets.