Only a prisoner who has been confined for long behind high walk can appreciate the extraordinary psychological value of these outside walks and open views.

Peace is not a relationship of nations. It is a condition of mind brought about by a serenity of soul. Peace is not merely the absence of war. It is also a state of mind. Lasting peace can come only to peaceful people.

In order to understand people, we have to understand their way of life and approach. If we wish to convince them, we have to use their language in the narrow sense of the mind. Something that goes even much further than that is not the appeal to logic and reason, but some kind of emotional awareness of the other people.

Crises and deadlocks when they occur have at least this advantage, that they force us to think.

It is far better to know our own weaknesses and failures than to point out those of others.

It is science alone that can solve the problems of hunger and poverty, of insanitation and illiteracy, of superstition and deadening custom and tradition, of vast resources running to waste, or a rich country inhabited by starving people... Who indeed could afford to ignore science today? At every turn we have to seek its aid... The future belongs to science and those who make friends with science.

No country or people who are slaves to dogma and dogmatic mentality can progress.