The earth and its resources belong of right to its people.

The earth and its resources belong of right to its people.

I don't know if there are men on the moon, but if there are they must be using the earth read more

I don't know if there are men on the moon, but if there are they must be using the earth as their lunatic asylum.

Earth is but the frozen echo of the silent voice of God.

Earth is but the frozen echo of the silent voice of God.

The earth is what we all have in common.

The earth is what we all have in common.

Ask yourself whether the dream of heaven and greatness should be waiting for us in our graves - or whether read more

Ask yourself whether the dream of heaven and greatness should be waiting for us in our graves - or whether it should be ours here and now and on this earth.

Atoms for peace. Man is still the greatest miracle and the greatest problem on this earth.

Atoms for peace. Man is still the greatest miracle and the greatest problem on this earth.

The aeroplane has unveiled for us the true face of the earth.

The aeroplane has unveiled for us the true face of the earth.

Man makes a great fuss about this planet which is only a ballbearing in the hub of the universe.

Man makes a great fuss about this planet which is only a ballbearing in the hub of the universe.

We are, perhaps, uniquely among the earth's creatures, the worrying animal. We worry away our lives, fearing the future, discontent read more

We are, perhaps, uniquely among the earth's creatures, the worrying animal. We worry away our lives, fearing the future, discontent with the present, unable to take in the idea of dying, unable to sit still.