Simple:
* The red dress was the quintessential symbol of old Hollywood glamour.
* A good cup of tea is the quintessential British comfort.
More complex:
* The quaint, cobblestone streets of the village were the quintessential embodiment of English charm.
* His witty remarks and charming demeanor made him the quintessential gentleman.
* The rugged mountains and dense forests were the quintessential backdrop for an adventurous hike.
Figurative:
* The towering oak tree, with its sprawling branches, was the quintessential guardian of the ancient forest.
* Her infectious laughter was the quintessential sound of joy and happiness.
Key takeaway: "Quintessential" means the most typical or perfect example of something. Use it to highlight the essence or defining characteristics of a person, place, or thing.