And this experience has given us some small insight into the tremendous advances which will become possible for humanity when that vision of a peaceful world and the fraternity of nations, which has animated men of good will since the beginning of history, has been made a reality.

Those placed in the position which I now occupy, commonly feel concern about their worthiness to receive the great honour which has been done them.

Any device in science is a window on to nature, and each new window contributes to the breadth of our view.

How much more must this be so in my own case for I am conscious not only of the great names and achievements of those who have preceded me, but also of the living presence of many of my masters and teachers.