"The Earth is the cradle of mankind,
but one cannot stay in the cradle forever."
- Konstanin Tsiolkovsky, 1895

"We hold it in our power to begin the world anew..."
- Tom Paine, 1776

"Too low they build, who build beneath the stars."
- Edward Young (inscribed on the wall of the Library of Congress), 1745

"No one will be able to look upon it and
not feel prouder to be a man"
- Johann Roebling, 1868

"Our time will be remembered, because this was
when we first set sail for other worlds."
- Carl Sagan, 1987

"The harvest truly is plenteous, but the labourers are few;
Pray ye therefore the Lord of the harvest,
that he will send forth labourers into his harvest."
9:37-38
"Blessed are the meek, for they will inherit the Earth."
5:1-12
- Jesus of Nazareth, 2 BCE

"Blessed are the meek, for they will inherit the earth.
Yeah, right after all us strong folk go off to fight the aliens."
- Jordan Sudsbury, 2008