“We are fortunate: we are alive; we are powerful; the welfare of our civilization and our species is in our hands. If… — Carl Sagan Copy Share Image
It often happens that those of whom we speak least on earth are best known in heaven. — Nicolas Caussin Copy Share Image
If we do not speak for Earth, who will? If we are not committed to our own survival, who will be? — Carl Sagan Copy Share Image
