There is a condition or circumstance that has a greater bearing upon the happiness of life than any other. What is it? Something to do; some congenial work. Take away the occupation of all people and what a wretched world it would be.

The atmosphere of our time is fast being cleared of the fumes and deadly gases that arose during the carboniferous age of theology.

One goes to Nature only for hints and half-truths. Her facts are crude until you have absorbed them or translated them ... It is not so much what we see as what the thing seen suggests.

What a severe yet master artist old Winter is... No longer the canvas and the pigments, but the marble and the chisel.

Some men are like nails, very easily drawn; others however are more like rivets never drawn at all.

The lure of the distant and the difficult is deceptive. The great opportunity is where you are.

Almost all of the governments have agreed that they will not acquire nuclear weapons and that they will allow the International Atomic Energy Agency to monitor their commercial and research nuclear power operations to ensure that nuclear materials - highly enriched uranium and plutonium - are not diverted to use in weapons.