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

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

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

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

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

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

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

It is irrational to expect large error-free spreadsheets.

Spreadsheets are dangerous to their authors and others.

Your spreadsheets may be disasters in the making.

Spreadsheet errors have resulted in huge financial losses.

Spreadsheets have a notoriously high number of faults.

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

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

Most large spreadsheets have dozens or even hundreds of errors.

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

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

Errors in spreadsheets are as ubiquitous as spreadsheets themselves.

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

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

Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.

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

A significant proportion of spreadsheets have severe quality problems.

Spreadsheets are commonly used and commonly flawed.

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

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

Spreadsheet errors are still the rule rather than the exception.

Untested spreadsheets are riddled with errors.

Spreadsheets are alarmingly error-prone to write.

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

Never assume a spreadsheet is right, even your own.

Spreadsheets are more fault-prone than other software.

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

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

Spreadsheets are extraordinarily and unacceptably prone to error.

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

Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.

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

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

Spreadsheets are notoriously error-prone.

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

The results given by spreadsheets are often just wrong.

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

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

Spreadsheets are easy to use and very hard to check.

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

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

Spreadsheets contain errors at an alarmingly high rate.

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

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