Anonymous Yet virtually all sources I've studies give examples without the commas. Why? There's no relative clause in your sentence.
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AnonymousYet virtually all sources I've studies give examples without the commas. Why?There's no relative clause in your sentence.
AnonymousI see a big difference between the following sentences:Hmm. I don't see much difference at all. It is simply customary to omit the commas. There is no deep philosophical reason for doing so.
"I myself uncorked the champagne."
or
"I, myself, uncorked the champagne."
A noun that follows another noun to add information about the first noun is called an appositive. The rule is that an appositive that provides non-essential information is set off by commas, whereas no commas are used when the information is essential.
In the examples, teenager is helpful but not