"I'm not saying I'm a superhero, but I do have a cape. It's called a lab coat."

"If you want to know what it means to be alive, look at the stars."

"The universe is a hostile place. It wants to kill you. But it's also beautiful, and it's worth fighting for."

"The universe is a place of endless possibilities."

"The universe is a vast and mysterious place, and we are just beginning to understand it."