It is arguable whether the human race have been gainers by the march of science beyond the steam engine. Electricity opens a field of infinite conveniences to ever greater numbers, but they may well have to pay dearly for them. But anyhow in my thought I stop short of the internal combustion engine which has made the world so much smaller. Still more must we fear the consequences of entrusting a human race so little different from their predecessors of the so-called barbarous ages such awful agencies as the atomic bomb. Give me the horse.

War is horrible, but slavery is worse.

There is no better exercise than to study and devour a picture, and then, without looking at it again, to attempt the next day to reproduce it.

It is not given to us to peer into the mysteries of the future. Still, I avow my hope and faith, sure and inviolate, that in the days to come the British and American peoples will for their own safety and for the good of all walk together side by side in majesty, in justice, and in peace.

It is always wise to look ahead, but difficult to look further than you can see.

The tired parts of the mind can be rested and strengthened not merely by rest, but by using other parts.

You see these dictators up on their pedestals, surrounded by the bayonets of their soldiers and the truncheons of their police. They're afraid of words and thought. ... They make frantic efforts to bar our thoughts and words. ... A state of society where men may not speak their mind - where children denounce their parents to the police - where a businessman or small shopkeeper ruins his competitor by telling tales about his private opinion. Such a state of society cannot long endure if it is continually in contact with the healthy outside world.