There can be nothing sacred in something that has a price.

The modern world tends to be skeptical about everything that makes demands on man's higher faculties. But it is not at all skeptical about skepticism, which demands hardly anything.

There is incredible generosity in the potentialities of Nature. We only have to discover how to utilize them.

Our ordinary mind always tries to persuade us that we are nothing but acorns and that our greatest happiness will be to become bigger, fatter, shinier acorns; but that is of interest only to pigs. Our faith gives us knowledge of something better: that we can become oak trees.

Many have no desire to be in it, because their work does not interest them, providing them with neither challenge nor satisfaction, and has no other merit in their eyes than that it leads to a pay-packet at the end of the week.

The printing press is either the greatest blessing or the greatest curse of modern times, sometimes one forgets which it is.

There are poor societies which have too little; but where is the rich society that says: 'Halt! We have enough'? There is none.