If civilization is to ...

If civilization is to survive, we must cultivate the science of human relationships - the ability of all peoples, of all kinds, to live together, in the same world at peace.
If civilization is to survive, we must cultivate the science of human relationships - the ability of all peoples, of all kinds, to live together, in the same world at peace.

Quotes from the same author

Happiness is not in the mere possession of money; it lies in the joy of achievement, in the thrill of creative effort.
There are many ways of going forward, but only one way of standing still.
It is common sense to take a method and try it. If it fails, admit it frankly and try another. But above all, try something.
When you come to the end of your rope, tie a knot and hang on.
The only limit to our realization of tomorrow will be our doubts of today.