I would like to tell the young men and women before me not to lose hope and courage. Success can only come to you by courageous devotion to the task lying in front of you.

Towards the end of February 1928, I took the decision of using brilliant monochromatic illumination obtained by the aid of the commercially available mercury arcs sealed in quartz tubes.

It was the late Dr. Mahendra Lal Sircar who, by founding the Indian Association for the Cultivation of Science, made it possible for the scientific aspirations of my early years to continue burning brightly.

I feel it is unnatural and immoral to try to teach science to children in a foreign language They will know facts, but they will miss the spirit.

To an observer situated on the moon or on one of the planets, the most noticeable feature on the surface of our globe would no doubt be the large areas covered by oceanic water. The sunlit face of the earth would appear to shine by the light diffused back into space from the land and water-covered areas.

In the history of science, we often find that the study of some natural phenomenon has been the starting point in the development of a new branch of knowledge.

It was my great good fortune, while I was still a student at college, to have possessed a copy of an English translation of his great work 'The Sensations of Tone.' As is well known, this was one of Helmholtz's masterpieces.

The whole edifice of modern physics is built up on the fundamental hypothesis of the atomic or molecular constitution of matter.

We have, I think, developed an inferiority complex. I think what is needed in India today is the destruction of that defeatist spirit.

It is generally believed that it is the students who derive benefit by working under the guidance of a professor. In reality, the professor benefits equally by his association with gifted students working under him.

We must teach science in the mother tongue. Otherwise, science will become a highbrow activity. It will not be an activity in which all people can participate.

The essence of science is independent thinking, hard work, and not equipment. When I got my Nobel Prize, I had spent hardly 200 rupees on my equipment.

If someone judges you, they are wasting space in their mind…The best part, it’s their problem.

Success can come to you by courageous devotion to the task lying in front of you.

You can’t always choose who comes into your life but you can learn what lesson they teach you.

Ask the right questions, and nature will open the doors to her secrets.

I am the master of my failure… If I never fail how will I ever learn.

Treat me right and you will see the light…Treat me wrong and you will be gone!!

It is not often that idealism of student days finds adequate opportunity for expression in the later life of manhood.