There has to be a global mission of human progress.

Every day you may make progress. Every step may be fruitful. Yet there will stretch out before you an ever-lengthening, ever-ascending, ever-improving path. You know you will never get to the end of the journey. But this, so far from discouraging, only adds to the joy and glory of the climb.

The moral philosophy and spiritual conceptions of men and nations should hold their own amid these formidable scientific evolutions...No material progress, even though it takes shapes we cannot now conceive, or however it may expand the faculties of man, can bring comfort to his soul.

The substitution of the internal combustion engine for the horse marked a very gloomy milestone in the progress of mankind.

Unless some effective supranational government can be set up and brought quickly into action, the prospects of peace and human progress are dark and doubtful.

The best thermometer to the progress of a nation is its treatment of its women.