Quotes on Future Progress

I am quite sure, that if we open a quarrel between the past and the present, we shall find that we have lost the future.

The reasonable man adapts himself to the world; the unreasonable one persists to adapt the world to himself. Therefore all progress depends on the unreasonable man.

Faced with the choice between changing one's mind and proving that there is no need to do so, almost everyone gets busy on the proof.

Time and the world do not stand still. Change is the law of life.