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

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

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

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

Spreadsheet errors are still the rule rather than the exception.

Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.

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

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

Spreadsheets are easy to use and very hard to check.

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

Untested spreadsheets are riddled with errors.

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

Spreadsheets are more fault-prone than other software.

Spreadsheets are notoriously error-prone.

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

A significant proportion of spreadsheets have severe quality problems.

Spreadsheet errors have resulted in huge financial losses.

Spreadsheets are extraordinarily and unacceptably prone to error.

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

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

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

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

Spreadsheets have a notoriously high number of faults.

Most large spreadsheets have dozens or even hundreds of errors.

Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.

Never assume a spreadsheet is right, even your own.

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.

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

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

Your spreadsheets may be disasters in the making.

Spreadsheets are commonly used and commonly flawed.

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

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

Spreadsheets are dangerous to their authors and others.

Spreadsheets contain errors at an alarmingly high rate.

It is irrational to expect large error-free spreadsheets.

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

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

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

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

The results given by spreadsheets are often just wrong.

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

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

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

Spreadsheets are alarmingly error-prone to write.

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

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

Errors in spreadsheets are as ubiquitous as spreadsheets themselves.

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