There are two kinds of science: The black science and the white science. The science of weapon production is the black one. Working in this category of science is a great betrayal to humanity!

What love can achieve, nothing else can achieve!

Universe will be a very small place once we solve our speed problem! When that day comes, no man will talk about the greatness of the universe! All greatness comes from our smallness and from our slowness!

People ask whether there is Hell. Yes, there is Hell: Hate is Hell!

To be forgotten is not something horrible; not to be remembered ever again is something horrible!

Are you feeling helpless when you think about the dark roads of the future? Then read the biographies of the great men! Learn their life stories; they will lead you to the light! Buddha will lead you to the light; Gandhi will lead you to the light! Men of wider horizons will broaden our own horizons!

Wise man is a good Sherpa; he takes you to the highest places!