“We have to remember that what we observe is not nature in itself butnature exposed to our method of questioning.”

“What we observe is not nature itself, but nature exposed to our method of questioning.”

“What we observe is not nature itself, but nature exposed to our method of questioning.”

“We are by nature observers, and thereby learners. That is our permanent state.”

“This world is what we have made of it. If it is ruthless today it is because we have made it ruthless by our attitudes. If we change ourselves we can change the world, and changing ourselves begins with changing our language and methods of communication”

“We embarked on our journey to the stars with a question first framed in the childhood of our species and in each generation asked anew with undiminished wonder: What are the stars? Exploration is in our nature. We began as wanderers, and we are wanderers still. We have lingered long enough on the shores of the cosmic ocean. We are ready at last to set sail for the stars.”