Carl Sagan

We've arranged a civilization in which most crucial elements profoundly depend on science and technology.

We've arranged a civilization in which most crucial elements profoundly depend on science and technology.

All of the books in the world contain no more information than is broadcast as video in a single large read more

All of the books in the world contain no more information than is broadcast as video in a single large American city in a single year. Not all bits have equal value.

Extraordinary claims require extraordinary evidence.

Extraordinary claims require extraordinary evidence.

Science is not only compatible with spirituality; it is a profound source of spirituality. -Carl Sagan.

Science is not only compatible with spirituality; it is a profound source of spirituality. -Carl Sagan.

The universe is not required to be in perfect harmony with human ambition. . -Carl Sagan.

The universe is not required to be in perfect harmony with human ambition. . -Carl Sagan.