In the mind's eye, a fractal is a way of seeing infinity.

Children and scientists share an outlook on life. If I do this, what will happen? is both the motto of the child at play and the defining refrain of the physical scientist. ... The unfamiliar and the strange - these are the domain of all children and scientists.

It is significant that one says book lover and music lover and art lover but not record lover or CD lover or, conversely, text lover.

We say that time passes, time goes by, and time flows. Those are metaphors. We also think of time as a medium in which we exist.

Google is where we go for answers. People used to go elsewhere or, more likely, stagger along not knowing.

It sometimes seems as if curbing entropy is our quixotic purpose in this universe.

For [Richard] Feynman, the essence of the scientific imagination was a powerful and almost painful rule. What scientists create must match reality. It must match what is already known. Scientific creativity is imagination in a straitjacket.