I just quote what Biden originally said and yeah he just said 'like hell'.As for Daniel Criag's study, here it is:[https://scholar.google.com/scholar?hl=en&as\_sdt=0%2C5&q=The+impact+of+stuttering+on+the+quality+of+life+in+adults+who+stutter&btnG=](https://scholar.google.com/scholar?hl=en&as_sdt=0%2C5&q=The+impact+of+stuttering+on+the+quality+of+life+in+adults+who+stutter&btnG=)And thanx for your reading!