As I have said for many years throughout this land, we're borrowing money from China to buy oil from the Persian Gulf to burn it in ways that destroy the future of human civilization. Every bit of that has to change.

I should like to say that I am as proud of my Chinese heritage and background as I am devoted to modern science, a part of human civilization of Western origin, to which I have dedicated and I shall continue to dedicate my work.

The sovereign state has in our times become a lethal danger to human civilization because technical developments enable it to employ an infinite number and variety of means of destruction.

When tillage begins, other arts follow. The farmers, therefore, are the founders of human civilization.

Civil movements and riots are as old as human civilization. Long before Twitter was created, mobilization of the discontented was mouth-to-mouth, or even by 'smoke signals' to gather the uprising against established political power.

At the core of 'Star Trek' is Gene Roddenberry's vision of the future. So much of science-fiction is about a dystopian society with human civilization having crumbled. He had an affirmative, shining, positive view of the future.

Many people say I believe aliens built the pyramids. I don't. In fact I'm not a supporter of the 'ancient alien' hypothesis at all. I think a lost human civilization is a much better explanation of the mysteries and paradoxes of ancient cultures.

It is only through books that we partake of the great harvest that is human civilization across the ages.

Human civilization has been changing the Earth's environment for millennia, often to our detriment. Dams, deforestation and urbanization can alter water cycles and wind patterns, occasionally triggering droughts or even creating deserts.

Today, human civilization is drowning in a sea of lies.