I am delighted to have had students, friends and colleagues in so many nations and to have learned so much of what I know from them. This Nobel Award honours them all.

Looking through the list of earlier Nobel laureates, I note a large number with whom I became acquainted and with whom I interacted during those years as they passed through Cambridge.

I was a close observer of the developments in molecular biology.

At the age of 12, I developed an intense interest in mathematics. On exposure to algebra, I was fascinated by simultaneous equations and read ahead of the class to the end of the book.

From an early age I was told that I was expected to do more than continue to run a small business. Education was important and seen as a way of moving forward.

On my return to Pittsburgh, I resolved to go back to the fundamental problems of electronic structure that I had contemplated abstractly many years earlier.

Leaving England was a painful decision, and we still have some regrets about it. However, at that time, the research environment for theoretical chemistry was clearly better in the U.S.

I had changed from being a mathematician to a practicing scientist. I was increasingly embarassed that I could no longer follow some of the more modern branches of pure mathematics.

Life with a scientist who is often changing jobs and is frequently away at meetings and on lecture tours is not easy. Without a secure home base, I could not have made much progress.

In the war, most young men were inducted into the armed forces at the age of 17. A group of students was permitted to attend university before taking part in wartime research projects.

Our children were mostly brought up and educated in the Churchill suburb east of Pittsburgh. Each summer, we took them back to England for an extended period.

For an hour we talked of Anne and that famous farm on Prince Edward Island. Thus the friendship began.

Poetry is the utterance of deep and heartfelt truth. The true poet is very near the oracle.

Middle age is when you have met so many people that every new person you meet reminds you of someone else and usually is.

Writing is a concentrated form of thinking.

How boring these emotions are that we're caught in and can't get free of, no matter how much we want to.

A conservative is a liberal mugged by reality.

As much as I have respect for him, this is for the crowd. The crowd didn't deserve what happened tonight.

There is a hill beside the silver Thames, Shady with birch and beech and odorous pine; And brilliant underfoot with thousand gems, Steeply the thickets to his floods decline.

The happy man is he who knows his limitations, yet bows to no false gods.

If I were born in other generation, I would be a singer rapper, dancing is also...I was famous as a good dancer. My dancing skill was just hided by other members better skill.