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

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

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

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

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

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

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

Untested spreadsheets are riddled with errors.

Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.

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

Spreadsheets are more fault-prone than other software.

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

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

Spreadsheets are alarmingly error-prone to write.

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

Errors in spreadsheets are as ubiquitous as spreadsheets themselves.

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

The results given by spreadsheets are often just wrong.

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

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

Your spreadsheets may be disasters in the making.

Spreadsheet errors are still the rule rather than the exception.

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

Never assume a spreadsheet is right, even your own.

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.

Spreadsheets contain errors at an alarmingly high rate.

Spreadsheets are notoriously error-prone.

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

Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.

Spreadsheets are extraordinarily and unacceptably prone to error.

A significant proportion of spreadsheets have severe quality problems.

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

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

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

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

Spreadsheets have a notoriously high number of faults.

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

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.

Spreadsheets are easy to use and very hard to check.

Spreadsheets are commonly used and commonly flawed.

Spreadsheet errors have resulted in huge financial losses.

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

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

Spreadsheets are dangerous to their authors and others.

Most large spreadsheets have dozens or even hundreds of errors.

It is irrational to expect large error-free spreadsheets.

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

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