Don’t comment bad code—rewrite it.

Don't document bad code - rewrite it.

— Brian Kernighan

“Truth can only be found in one place: the code.”

— Robert C. Martin

“Whether a comment is bad, or good you are still inspiring people to read and write.”

— John Hamrick

If you were ever forced to comment on something bad such as dirt on garment, or a bad odour, then do so tactfully .…

— Dr Al-Arifi

“Code without tests is bad code. It doesn't matter how well written it is; it doesn't matter how pretty or object-oriented or well-encapsulated it…

— Michael Feathers

“What makes us erratic, what makes us slow down, is the accidental difficulty. We call this difficulty “bad code”.”

— Anonymous

“Clean code is not written by following a set of rules. You don’t become a software craftsman by learning a list of heuristics. Professionalism…

— Robert C. Martin

“Software will give you respect, but hardware will give you the Power.”

— Akshat Paul

“Redundant comments are just places to collect lies and misinformation.”

— Robert C. Martin

Hiring people to write code to sell is not the same as hiring people to design and build durable, usable, dependable software.

— Larry Constantine

It's OK to figure out murder mysteries, but you shouldn't need to figure out code. You should be able to read it.

— Steve McConnell

All programming is maintenance programming, because you are rarely writing original code.

— Dave Thomas

An API that isn't comprehensible isn't usable.

— James Gosling

“However, a real implementation may still have to include code to handle the case where something happens that was assumed to be impossible, even…

— Martin Kleppmann

It's hard enough to find an error in your code when you're looking for it; it's even harder when you've assumed your code is…

— Steve McConnell