"The question is whether any civilization can wage relentless war on life without destroying itself, and without losing the right to be called civilized."

"It is a wholesome and necessary thing for us to turn again to the earth and in the contemplation of her beauties to know the sense of wonder and humility."

"Are we to stand by while the people of the world are fed into a biological meat grinder? When we poison the air, the water, and the soil, we are poisoning ourselves."

"The more we learn about these chemicals, the more terrifying the prospect becomes."

"I have no doubt that we are on a collision course with disaster if we continue down this path."