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

A significant proportion of spreadsheets have severe quality problems.

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

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

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

Spreadsheet errors have resulted in huge financial losses.

Spreadsheets have a notoriously high number of faults.

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

Most large spreadsheets have dozens or even hundreds of errors.

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

Never assume a spreadsheet is right, even your own.

Errors in spreadsheets are as ubiquitous as spreadsheets themselves.

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

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

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

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

The results given by spreadsheets are often just wrong.

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

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

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

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

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

Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.

Your spreadsheets may be disasters in the making.

Spreadsheets are more fault-prone than other software.

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

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

Spreadsheets are alarmingly error-prone to write.

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

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

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

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

Spreadsheets are extraordinarily and unacceptably prone to error.

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

Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.

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

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

It is irrational to expect large error-free spreadsheets.

Spreadsheets are dangerous to their authors and others.

Spreadsheet errors are still the rule rather than the exception.

Spreadsheets contain errors at an alarmingly high rate.

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

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

Spreadsheets are notoriously error-prone.

Spreadsheets are easy to use and very hard to check.

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

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

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

Spreadsheets are commonly used and commonly flawed.

Untested spreadsheets are riddled with errors.