A good tip

[Kenneth Porter]

--On Tuesday, July 06, 2004 11:37 AM -0400 Jeff Ratliff 
<jefrat at earthlink.net> wrote:

> 	"Premature optimization is a root of all evil."
> Popularized by Donald Knuth, author of "The Art of Computer
> Programming." The point is that optimizing when you don't know
> you have a bottleneck is usually a waste of time.

Yep. I didn't originate the sentiment. I just recall learning that back in 
some CS class.