“Al-Buraq to Earth. Contact made. Link established with planet Earth.”

“Any planet is 'Earth' to those that live on it.”

“Heaven unites again the links that Earth has broken!
For on Earth so much is needed, but in Heaven Love is all!”

“Guardian is the most insufferable newspaper on planet Earth.”

“Environmentalists are much too concerned with planet Earth. Their geocentric attitude prevents them from seeing the greater picture – lots of planets are much worse off than Earth is.”

“John Muir, Earth — planet, Universe niel and I”

“A Man that is of Copernicus’s Opinion, that this Earth of ours is a Planet, carry’d round and enlighten’d by the Sun, like the rest of the Planets, cannot but sometimes think, that it’s not improbable that the rest of the Planets have their Dress and Furniture, and perhaps their Inhabitants too as well as this Earth of ours…”

“Intelligent life on other planets? I'm not even sure there is on earth!”

“How inappropriate to call this planet "Earth," when it is clearly "Ocean.”

“The possibility has been established for the production of…a master race, the future "masters of the earth"…made to endure for millennia — a higher kind of men who…employ democratic Europe as their most pliant and supple instrument for getting hold of the destinies of the earth.”