Every single ancient wisdom and religion will tell you the same thing - don't live entirely for yourself, live for other people. Don't get stuck inside your own ego, because it will become a prison in no time flat.

It is a truism that one person who wants something is a hundred times stronger than a hundred who want to be left alone.

We have forgotten how to be good guests, how to walk lightly on the earth as its other creatures do.

Our physical unity has gone far ahead of our moral unity.

if we continue with what is surely our greatest Western temptation, and think that in some way history owes us a solution, that we can, by pursuing our own most parochial self-interest, achieve in some miraculous way a consummation of world order, then we are heading not simply towards great disappointments, but towards disaster and tragedy as well.

Fear can indeed be the beginning of wisdom.

The gaps in power, the gaps in wealth, the gaps in ideology which hold the nations apart also make up the abyss into which mankind can fall to annihilation.