Your conscience is your highest authority.

When James the First had once bespeeched his parliament, Bishop Williams, Keeper of the Great Seal, added — that, after his Majesty's divinum et immortale dictum, he would not dare mortale aliquid addere.

This match is merely a friendly, so don't worry too much about it.

At its simplest, tincturing involves chopping or grinding the source material as finely as possible, covering it with ethyl (grain) alcohol, and allowing the mixture to macerate, or steep, for two weeks or more.