“ The dangers that we face are part of the process, now well underway, of the unification of the planet--in language, culture, science, and commerce. They are both driven by the identical technological… Carl Sagan Ann Druyan
“ Astronomy defined our home as a small planet tucked away in one corner of an average galaxy among million; biology took away our status as paragons created in the image of God; geology gave us the imm… Stephen Jay Gould
“ I had written the sentence, 'You mustn't think that the evolution that gave rise to us was the only evolutionary possibility on this planet. . . . that cultural developments could be shaped through th… Karel Capek
“ Consider the species known as man. We lie, we cheat, we want what others have and take it; we make war upon each other and the earth; we harvest lives in multitude. We have mortgaged the planet and sp… Justin Cronin
“ By making our defenseless planet the ultimate beneficiary of our economic activity, we align our values with a different set of motivations. When we begin to see life as an interdependent mesh, we pla… Said Elias Dawlabani
“ The difficulty is that, so long as unreason prevails, a solution of our troubles can only be reached by chance; for while reason, being impersonal, makes universal co-operation possible, unreason, sin… Bertrand Russell
“ Our probable ancestors, Homo erectus and Homo habilis -now extinct- are classified as of the same genus (Homo) but of different species, although no one (at least lately) has attempted the appropriate… Carl Sagan
“ While we maintain the unity of the human species, we at the same time repel the depressing assumption of superior and inferior races of men. There are nations more susceptible of cultivation, more hig… Alexander von Humboldt
