“I believe alien life is quite common in the universe, although intelligent life is less so. Some say it has yet to appear on planet Earth.” ―Stephen Hawking

An infectious idea is going around that humankind’s ills are caused by alien invaders. Pass it on.

“Babies have big heads and big eyes, and tiny little bodies with tiny little arms and legs.

So did the aliens at Roswell! I rest my case.”

―William Shatner

Like the Crusaders infected the Holy Land with hubris, and the Conquistadors gave avarice to the New World.

“Illegal aliens have always been a problem in the United States. Ask any Indian.”

―Robert Orben

If humankind’s ills can’t be cured by human kindness, the only option is to send the men from Mars and the women from Venus back where they came from.

“We have seen the enemy and it is us.”

―Walt Kelley