Spreadsheets are dangerous to their authors and others.

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

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

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

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

Never assume a spreadsheet is right, even your own.

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

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

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

Spreadsheets are easy to use and very hard to check.

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

Spreadsheets contain errors at an alarmingly high rate.

It is irrational to expect large error-free spreadsheets.

A significant proportion of spreadsheets have severe quality problems.

Spreadsheets are extraordinarily and unacceptably prone to error.

Your spreadsheets may be disasters in the making.

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

Spreadsheets have a notoriously high number of faults.

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

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

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

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

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

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

Spreadsheets are notoriously error-prone.

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

Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.

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

Spreadsheet errors are still the rule rather than the exception.

Spreadsheets are commonly used and commonly flawed.

Untested spreadsheets are riddled with errors.

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

Spreadsheets are alarmingly error-prone to write.

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

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

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

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

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

Spreadsheets are more fault-prone than other software.

Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.

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

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

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

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

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

Most large spreadsheets have dozens or even hundreds of errors.

The results given by spreadsheets are often just wrong.

Spreadsheet errors have resulted in huge financial losses.

Errors in spreadsheets are as ubiquitous as spreadsheets themselves.

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