Having read Tim Jackson's brilliant book 'Prosperity without Growth' over the summer, it's interesting to see that Schumacher was prophetically saying many of the same things nearly forty years ago. 'Small is Beautiful' is still very much worth reading.
'The substance of man cannot be measured by Gross National Product. Perhaps, it cannot be measured at all, except for certain symptoms of loss...such as crime, drug addiction, vandalism, mental breakdown, rebellion etc...There are poor societies which have too little; but where is the rich society that says: 'Halt! We have enough?' Where indeed?