All progress is precarious, and the solution of one problem brings us face to face with another problem.

All progress is precarious, and the solution of one problem brings us face to face with another problem.

All rising to great place is by a winding stair.

All rising to great place is by a winding stair.

With every passing hour our solar system comes forty-three
thousand miles closer to globular cluster 13 in the constellation read more

With every passing hour our solar system comes forty-three
thousand miles closer to globular cluster 13 in the constellation
Hercules, and still there are some misfits who continue to insist
that there is no such thing as progress.

Progress is impossible without change, and those who cannot change their minds cannot change anything.

Progress is impossible without change, and those who cannot change their minds cannot change anything.

Progress is the process whereby the human race is getting rid of whiskers, the veriform appendix and God.

Progress is the process whereby the human race is getting rid of whiskers, the veriform appendix and God.

Progress is
The law of life, man is not
Man as yet.

Progress is
The law of life, man is not
Man as yet.

Speak softly, and carry a big stick; you will go far.

Speak softly, and carry a big stick; you will go far.

Be an opener of doors for such as come after thee.

Be an opener of doors for such as come after thee.

Technological progress has merely provided us with more efficient means for going backwards.

Technological progress has merely provided us with more efficient means for going backwards.