Smarter Stuff

Fast, Cheap, Good: Pick Two

An excellent graphical representation.

(from the [non] billable hour)

Indirection

Any problem in computer science can be solved by adding a level of indirection.

I first heard this from Kleanthes Koniaris back in 1998, but now I find that it's correctly attributed to the late David Walker Wheeler.

(thanks to Dave Goodman for the correction)