I have no doubt that we will be successful in harnessing the sun's energy. If sunbeams were weapons of war, we would have had solar energy centuries ago.

It is not only my laboratory and my place of work but also my home, so that on the 30th October I was able to share my happiness immediately with my students and collaborators and, at the same time, with my wife and family.

Tonight I should like to thank all those who have shared my work and to acknowledge the debt that I owe to my wife whose encouragement to put research before all other things has been a great strength to me.

When the honour is given to that scientist personally the happiness is sweet indeed. Science is, on the whole, an informal activity, a life of shirt sleeves and coffee served in beakers.

A burglar who respects his art always takes his time before taking anything else.

Be moderate in everything, including moderation.

A mugwump is a person educated beyond his intellect.

Oh, the ignorance of us upon whom Providence did not sufficiently smile to permit us to be born in New England.

Happiness is a sunbeam which may pass through a thousand bosoms without losing a particle of its original ray; nay, when it strikes on a kindred heart, like the converged light on a mirror, it reflects itself with redoubled brightness. It is not perfected till it is shared.

Nobility, without virtue, is a fine setting without a gem.

The best manner of avenging ourselves is by not resembling him who has injured us.

The mob is a sort of bear; while your ring is through its nose, it will even dance under your cudgel; but should the ring slip, and you lose your hold, the brute will turn and rend you.

Imparting knowledge is only lighting other men's candles at our lamp without depriving ourselves of any flame.

Dr. Johnson has said that the chief glory of a country arises from its authors. But then that is only as they are oracles of wisdom; unless they teach virtue, they are more worthy of a halter than of the laurel.

I never yet heard man or woman much abused that I was not inclined to think the better of them, and to transfer the suspicion or dislike to the one who found pleasure in pointing out the defects of another.

People do not always understand the motives of sublime conduct, and when they are astonished they are very apt to think they ought to be alarmed. The truth is none are fit judges of greatness but those who are capable of it.