Henry W. Kendall

“A great change in our stewardship of the earth and the life on it is required, if vast human misery is to be avoided.”

“The nations of the world must get together and eliminate nuclear weapons.”

“If we do not get a handle on the nuclear arms race, it is a certainty that sooner or later there will be a nuclear war.”

“We are on a collision course with the natural world.”

“The scientific evidence is compelling: human activities are altering the global climate.”

“We are tampering with the systems that support life. We can’t continue to do that.”

“The discovery of the quarks was a great surprise.”