I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use. (Galileo Galilei)

A mathematician is a device for turning coffee into theorems. (Paul Erdos)

The significant problems we face cannot be solved at the same level of thinking we were at when we created them. (Albert Einstein)

I find that the harder I work, the more luck I seem to have. (Thomas Jefferson)

We are all atheists about most of the gods humanity has ever believed in.Some of us just go one god further. (Richard Dawkins)