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“The question, O me! so sad, recurring -
What good amid these, O me, O life?
That you are here - that life
exists and identity,
that the powerful play goes on,
and you may contribute a verse.”
― Walt Whitman, The Leaves of Grass

“If the stars should appear one night in a thousand years, how would men believe and adore; and preserve for many generations the remembrance of the city of God which had been shown! But every night come out these envoys of beauty, and light the universe with their admonishing smile.”
― Ralph Waldo Emerson, Nature and Selected Essays

“Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.”
― Carl Sagan, Cosmos

“Somewhere, something incredible is waiting to be known.”
― Carl Sagan