I think technology really increase human ability. But technology cannot produce compassion.

Success is the result of perfection, hard work, learning from failure, loyalty, and persistence.

All the adversity I've had in my life, all my troubles and obstacles, have strengthened me... You may not realize it when it happens, but a kick in the teeth may be the best thing in the world for you. 

Life should be great rather than long.

Time and money spent in helping men to do more for themselves is far better than mere giving. 

Intervention only works when the people concerned seem to be keen for peace.

Our heritage and ideals, our code and standards - the things we live by and teach our children - are preserved or diminished by how freely we exchange ideas and feelings.

When you believe in a thing, believe in it all the way, implicitly and unquestionable.

Let each know that for each the body, the mind and the soul have been forced to fulfill themselves.

Over the years, I had nurtured the hope to be able to fly; to handle a machine as it rose higher and higher in the stratosphere was my dearest dream.

If I were not a physicist, I would probably be a musician. I often think in music. I live my daydreams in music. I see my life in terms of music. 

The best way to find yourself is to lose yourself in the service of others.