Scientists are not the paragons of rationality, objectivity, openmindedness and humility that many of them might like others to believe. Marcello Truzzi More Quotes by Marcello Truzzi More Quotes From Marcello Truzzi 'Type one' error is thinking that something special is happening when nothing special really is happening. 'Type two' error is thinking that nothing special is happening, when in fact something rare or infrequent is happening.' Marcello Truzzi errors two thinking