Albert Einstein

“If we knew what it was we were doing, it would not be called research, would it?”

Carl Sagan

“Somewhere, something incredible is waiting to be known.”

Isaac Newton

“If I have seen further it is by standing on the shoulders of Giants.”

Niels Bohr

“An expert is a person who has made all the mistakes that can be made in a very narrow field.”

Carl Sagan

“If you wish to make an apple pie from scratch, you must first invent the universe.”

Christopher Hitchens

“That which can be asserted without evidence, can be dismissed without evidence.”