There is no economic problem and, in a sense, there never has been.

The best aid to give is intellectual aid, a gift of useful knowledge. A gift of knowledge is infinitely preferable to a gift of material things.

A way of life that ever more rapidly depletes the power of the Earth to sustain it and piles up ever more insoluble problems for each succeeding generation can only be called violent.

If, however, economic ambitions are good servants, they are bad masters

If I limit myself to knowledge that I consider true beyond doubt, I minimize the risk of error but I maximize, at the same time, the risk of missing out on what may be the subtlest, most important and most rewarding things in life.

Many people love in themselves what they hate in others

There is no economic problem and, in a sense, there never has been.