“Devastating, balanced, unforgettable.”
—Science

“He has the confidence and ability to range widely beyond his specialties, an infectious enthusiasm for ideas, delight in the ‘romance of science’ and optimism for the future.… Sagan has probably done more than anyone else to make wonders of science readily available to the intelligent lay readers of this country.”

—The Pittsburgh Press

“Throughout, Sagan’s writing is eloquent and refreshing, his subjects wide-ranging and stimulating. He easily communicates the careful reason, the lively imagination, and the contagious enthusiasm that have made him the nation’s best-known scientist.”

—The Charlotte Observer

“The love and enthusiasm he exudes in his writings is infectious. He goads us to greater understanding by stimulating our intelligence.…Sagan dazzles.”

—American Way

“Intellectually omnivorous, utterly understandable … A brilliant book!”

—Vogue