the hierarchy, I suppose, the organization of mystics who takes care of the spiritual setup. And yet, even with no one knowing, the galaxy is beginning to show wear. It's coming apart at the seams. In time to come, it may fall apart. As if the Talisman represented a force that all unknowingly held the races of the galaxy together, exerting its influence even when it remained unseen. 
Source: Way Station (1963), Ch. 21
                                    
“One light-year is not much as galactic distances go. You could walk it in about 270 million years, beginning at the middle of the Permian Era, when dinosaurs belonged to the remote future, and continuing to the present day.”
            The Queen of Air and Darkness (p. 43) 
Short fiction, The Book of Poul Anderson (1975)
        
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Poul Anderson 140
American science fiction and fantasy writer 1926–2001Related quotes
Dissertation for doctor of philosophy in christian education (May 25, 1991)
The Sound of a Wild Snail Eating (2010), "Epilogue," page 170
“I could hold you for a million years”
Song lyrics, Time Out of Mind (1997), Make You Feel My Love
                                        
                                        Obviously, they weren't there, so how could they really know everything about them? 
Dinosaurs for Kids (2009),  p. 14 http://books.google.com/books?id=_2AzUyAj0HQC&pg=PA14
                                    
“It was one of those moments when you feel the future so much that it humbles the present.”
Source: Dash & Lily's Book of Dares