Carl Sagan

Imagination will often carry us to worlds that never were. But without it we go nowhere.

Imagination will often carry us to worlds that never were. But without it we go nowhere.

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.

Extraordinary claims require extraordinary evidence.

Extraordinary claims require extraordinary evidence.

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.

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.