Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.

Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.

Spreadsheet errors have resulted in huge financial losses.

A lot of decisions are being made on the basis of some bad numbers.

Spreadsheets can be viewed as a highly flexible programming environment for end users.

Spreadsheets... pose a greater threat to your business than almost anything you can imagine.

Your spreadsheets may be disasters in the making.

Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.

Spreadsheets contain errors at an alarmingly high rate.

People tend to believe their spreadsheets are more accurate than they really are.

The results given by spreadsheets are often just wrong.

1% of all formulas in operational spreadsheets are in error.

Spreadsheet errors are still the rule rather than the exception.

Most large spreadsheets have dozens or even hundreds of errors.

Spreadsheets are notoriously error-prone.

Spreadsheet shortcomings can significantly hamper an organization's business operation.

Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.

Every study, without exception, has found error rates much higher than organizations would wish to tolerate.

A significant proportion of spreadsheets have severe quality problems.

...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.

Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.

Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.

Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.

Untested spreadsheets are riddled with errors.

It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.

94% of the 88 spreadsheets audited in 7 studies have contained errors.

The quality and reliability of spreadsheets is known to be poor.

Spreadsheets have a notoriously high number of faults.

Never assume a spreadsheet is right, even your own.

Spreadsheets are more fault-prone than other software.

Spreadsheets are easy to use and very hard to check.

The untested spreadsheet is as dangerous and untrustworthy as an untested program.

Research on spreadsheet errors is substantial, compelling, and unanimous.

Overconfidence is one of the most substantial causes of spreadsheet errors.

Studies have shown that there is a high incidence of errors in spreadsheets.

Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.

Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.

Spreadsheets are dangerous to their authors and others.

Spreadsheets are extraordinarily and unacceptably prone to error.

60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.

Spreadsheets are often hard, if not impossible, to understand.

It is irrational to expect large error-free spreadsheets.

The software that end users are creating... is riddled with errors.

Every study that has looked for errors has found them... in considerable abundance.

Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...

The issue is not whether there is an error but how many errors there are and how serious they are.

Spreadsheets are commonly used and commonly flawed.

Spreadsheets are alarmingly error-prone to write.

Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.

Errors in spreadsheets are as ubiquitous as spreadsheets themselves.