The clearest concise statement of the source’s do-no-harm methodology: compare the intervention against the untreated control.
After comparing still wines with his carbonated versions, Arnold reports that the original was usually better despite initial enthusiasm for the technique.
Don’t become enamored of your capabilities.
PDF sheet 400
PDF sheet 400
Carbonation
Fresh audit 2026-10-01 after completed 540-page textual and visual reading. PDF 400: short quotation confirmed and linked to the author's still-versus-carbonated wine comparisons; method principle extends beyond that one trial but generalized effects are not proven.
Evidence
Don’t become enamored of your capabilities.
Research annotation
After a still-versus-carbonated comparison showed that the untreated wine was usually better, Arnold states the source’s clearest do-no-harm principle: compare an intervention against the control.
Locator and verification
Direct quotation verified on rendered PDF sheet 400, Carbonation.