I find my greatest pleasure, and so my reward, in the work that precedes what the world calls success.

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. 

Herb is the healing of a nation, alcohol is the destruction.

The competitor to be feared is one who never bothers about you at all, but goes on making his own business better all the time. 

Sleep is the best meditation.

Success consists of going from failure to failure without loss of enthusiasm. 

A wonderful fact to reflect upon, that every human creature is constituted to be that profound secret and mystery to every other.

Nature's imagination is so boundless compared to our own meager human imagination.

Throughout my career, I learned plenty about war on the battlefield, but I learned even more about the importance of finding peace. And that is what the State Department and U.S.A.I.D. do: prevent the wars that we can avoid so that we fight only the ones we must.

A lack of transparency results in distrust and a deep sense of insecurity.

India should walk on her own shadow - we must have our own development model.

Concern for man and his fate must always form the chief interest of all technical endeavors. Never forget this in the midst of your diagrams and equations.