It would be better if you began to teach others only after you yourself have learned something.

I have made the Bhagwad Gita as the main source of my inspiration and guide for the purpose of scientific investigations and formation of my theories.

I think and think for months and years. Ninety-nine times, the conclusion is false. The hundredth time I am right.

Concern for man himself and his fate must always form the chief interest of all technical endeavors, concern for the great unsolved problems of the organization of labor and the distribution of goods-in order that the creations of our mind shall be a blessing and not a curse to mankind. Never forget this in the midst of your diagrams and equations.

We must learn the difficult lesson that the future of Mankind will only be tolerable when our course, in world affairs as in others, is based upon justice and law rather than the threat of naked power.

The ideals which have always shone before me and filled me with the joy of living are goodness, beauty, and truth. To make a goal of comfort or happiness has never appealed to me; a system of ethics built on this basis would be sufficient only for a herd of cattle.

Though our conduct seems so very different from that of the higher animals, the primary instincts are much alike in them and in us.