“No data is preferable to poor data.”

“Data is transformed into graphics to understand. A map, a diagram are documents to be interrogated. But understanding means integrating all of the data. In order to do this it’s necessary to reduce it to a small number of elementary data. This is the objective of the “data treatment” be it graphic or mathematic.”

“Errors using inadequate data are much less than those using no data at all.”

“Data is the most rational and productive member of any startup team. Data may disappoint, but it never lies.”

“The fact must be expressed as data, but there is a problem in that the correct data is difficult to catch. So that I always say "When you see the data, doubt it!" "When you see the measurement instrument, doubt it!… For example, if the methods such as sampling, measurement, testing and chemical analysis methods were incorrect, data… to measure true characteristics and in an unavoidable case, using statistical sensory test and express them as data.”

“The plural of anecdote is not data.”

“Certainty, not data, is knowledge.”

“Data fata secutus.”

“Rule 1. Original data should be presented in a way that will preserve the evidence in the original data for all the predictions assumed to be useful.”

“It amazes me how people are often more willing to act based on little or no data than to use data that is a challenge to assemble.”