Quotes by Carl Sagan

The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of star stuff. We are a way for the cosmos to know itself.
— Carl Sagan

For small creatures such as we the vastness is bearable only through love.
— Carl Sagan

One glance at a book and you hear the voice of another person, perhaps someone dead for 1,000 years. To read is to voyage through time.
— Carl Sagan

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

Somewhere, something incredible is waiting to be known.
— Carl Sagan