"We try to solve the problem by rushing through the design process so that enough time is left at the end of the project to uncover the errors that were made because we rushed through the design process." --Glenford J. Myers

"Computers allow you to make more mistakes faster than any other invention in human history with the possible exception of handguns and tequila." --Mitch Ratcliffe

"Less than 10% of the code has to do with the ostensible purpose of the system; the rest deals with input-output, data validation, data structure maintenance, and other housekeeping." --Mary Shaw

"From a programmer's point of view, the user is a peripheral that types when you issue a read request."  -P. Williams

"Programs must be written for people to read, and only incidentally for machines to execute." --Abelson & Sussman

"Caching hides many sins". -Steven Smith

"The perfect project plan is possible if one first documents a list of all the unknowns." --Bill Langley

"Rules of Optimization: Rule 1: Don't do it. Rule 2 (for experts only): Don't do it yet." --M.A. Jackson

"More computing sins are committed in the name of efficiency (without necessarily achieving it) than for any other single reason - including blind stupidity." --W.A. Wulf

"You must have the wrong version." --Unknown

"There must be something wrong with your data" --Unknown

"If your project doesn't work, look for the part that you didn't think was important." --Arthur Bloch

"That's the thing about people who think they hate computers. What they really hate is lousy programmers." --Larry Niven and Jerry Pournelle

"Ninety percent of everything is crud." --Sturgeon's Revelation

"There are 10 kinds of people in this world....Those who understand binary and those who don't." --Unknown

"Unreproducible bugs are the biggest pests." --Elijah Manor

"Software programs are like humans. The difference is that when program stops responding you can always kill it with no regrets."  -Rustam M. Bunyadov

"A task always takes longer than you expect, even when you take into account Hofstadter's Law." --Hofstadter's Law

"Any piece of software reflects the organizational structure that produced it." --Conway's Law

YSlow Firebug Plugin

Yahoo has released a great tool, YSlow, that integrates into Firebug and analyzes web pages to determine possible performance issues.

For more information about this great new web development tool check out its features and screenshots.

"Software gets slower faster than hardware gets faster." --Wirth's Law