from the unix fortune file:

If I have seen farther than others, it is because I was standing on the shoulders of giants.
— Isaac Newton

In the sciences, we are now uniquely privileged to sit side by side with the giants on whose shoulders we stand.
— Gerald Holton

If I have not seen as far as others, it is because giants were standing on my shoulders.
— Hal Abelson

In computer science, we stand on each other’s feet.
— Brian K. Reid