"The most alarming aspect of the story is that the effects of these poisons are cumulative and largely irreversible."

"We need to re-establish our connection with the natural world. It is essential for our well-being."

"I am not afraid of controversy; I am afraid of silence in the face of such a grave threat."

"It is a silent spring that I fear, a spring without birdsong."

"I have no patience with those who say that it is too late to do anything. It is never too late to try."