Sentence:  The oftener the measure is brought under examination, the greater the diversity in the situations of those who are to examine it, the less must be the danger of those errors which flow from want of due <WSD>deliberation</WSD>, or of those missteps which proceed from the contagion of some common passion or interest. 
Meaning of the word marked with <WSD> tags:  The act of deliberating, or of weighing and examining the reasons for and against a choice or measure; careful consideration; mature reflection.