"It is only of life on Earth, however, that one can speak with any certainty. It seems to me that all life on Earth, the sum total of life upon the Earth, has purpose"
This quote is written / told by Clifford D. Simak between August 3, 1904 and April 25, 1988. He/she was a famous Writer from USA.
The author also have 16 other quotes.
"Tomorrow is the most important thing in life. Comes into us at midnight very clean. It's perfect when it arrives and it puts itself in our hands. It hopes we've learned something from yesterday"