There are two great classes of men: the people and the scholars, the men of science. For the former, nothing exists but that which directly leads to action. It is for the latter to see beyond. They are the free artists who create the future and its history, the conscious architects of the world.

My mind can take no hold on the present world, nor rest in it a moment, but my whole nature rushes onward with irresistible force towards a future and better state of being.

Here below is not the land of happiness: I know it now; it is only the land of toil, and every joy which comes to us is only to strengthen us for some greater labor that is to succeed.

I am satisfied with, and stand firm as a rock on the belief that all that happens in God's world is for the best, but what is merely germ, what blossom and what fruit I do not know.

The person who doubts there is an external world does not need proof: he needs a cure.

Education should aim at destroying free will so that after pupils are thus schooled they will be incapable throughout the rest of their lives of thinking or acting otherwise than as their school masters would have wished

Upon the progress of knowledge the whole progress of the human race is immediately dependent: he who retards that, hinders this also.