Prayer, like radium, is a luminous and self-generating form of energy.

The modern city consists of...dark, narrow streets full of gasoline fumes, coal dust, and toxic gasses, torn by the noise.

One must train oneself, by small and frequent efforts, to dominate one's feelings.

The secret of life is to be found in life itself, in the full organic, intellectual and spiritual activities of our body.

Life leaps like a geyser for those willing to drill through the rock of inertia.

Enormous amounts of money are spent for publicity. As a result, large quantities of alimentary and pharmaceutical products, at the least useless, and often harmful, have become a necessity for civilized men.

Men grow when inspired by a high purpose, when contemplating vast horizons. The sacrifice of oneself is not very difficult for one burning with the passion for a great adventure.