Sine qua non or condicio sine qua non was originally a Latinlegal term for "without which it could not be" ("but for"). It refers to an indispensable and essential action, condition, or ingredient. In recent times it has passed from a merely legal usage to a more general usage in many languages, including English, German, French, Italian, etc. In Classical Latin the correct form uses the word condicio, but nowadays the phrase is sometimes found to be used with conditio, which has a different meaning in Latin ("foundation"). The phrase is also used in economics and philosophy. Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ... Weighing scales represent the way law balances peoples interests For other senses of this word, see Law (disambiguation). ... Classical Latin is the language used by the principal exponents of that language in what is usually regarded as classical Latin literature. ...
If nicotine is the sinequanon of tobacco products and tobacco products are recognized as being attractive dosage forms of nicotine, then it is logical to design our products -- and where possible, our advertising -- around nicotine delivery rather than "tar" delivery or flavor.
Part of this alleged danger is claimed to arise from ingestion of nicotine and part is claimed to arise from smoke components or smoke "tar".
If, as proposed above, nicotine is the sinequanon of smoking, and if we meekly accept the allegations of our critics and move toward reduction or elimination of nicotine from our products, then we shall eventually liquidate our business.