A word to the wise is sufficient
Intelligent people can take hints; they don't need to have everything explained to them at great length.
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Is Irregardless A Word?Few words draw the ire of grammarians as swiftly as irregardless. The term has been in use in English for over a century, but whether or not it’s a “real word” or one you should use in daily conversation continues to be the subject of debate. Irregardless is a nonstandard synonym for regardless, which means “without concern as to advice, warning, or hardship,” or “heedless.” …
Note
The phrase “a word to the wise” frequently accompanies a warning of some sort.
The New Dictionary of Cultural Literacy, Third Edition
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