[DanInTokyo]

Not necessarily even the shoulders of giants (with all due respect to Newton), but on the shoulders of normal, inquisitive men and women who are standing on the shoulders of countless other normal men and women.

It's turtles all the way down.

[umruehren]

"You can stand on the shoulders of giants, or a big enough pile of dwarfs. Works either way." - (wish I knew the source)

[DanInTokyo]

Sounds Pratchett-esque to me...