Nature is rarely allowed to enter the sacred portals of civilized society.

The history of the world is the record of a man in quest of his daily bread and butter.

An ignorant person is, by the very fact of his or her ignorance, a very dangerous person.

....This world needs Utopias as it needs fairy stories. It does not matter so much where we are going, as long as we are making consciously for some definite goal. And a Utopia, however strange or fanciful, is the only possible beacon upon the uncharted seas of the distant future.

A few drops of science will often disinfect an entire barrel full of ignorance and prejudice.

Life means progress, and progress means suffering.

In such a case the writer is apt to have recourse to epigrams. Somewhere in this world there is an epigram for every dilemma.