Quintessence (noun)

1. The pure, essential, or most perfect embodiment of something.
2. The most perfect or typical example of a quality or class.
3. The most perfect embodiment of something.

Origin:

From middle english quinte essence, from old french quinte essence, from latin quinta essentia, from quintus ("fifth") + essentia ("essence").

Examples:

1. The play was the quintessence of Shakespeare's works.
2. The painting was the quintessence of the artist's style.
3. The performance was the quintessence of the dancer's art.
4. The speech was the quintessence of the leader's message.
5. The book was the quintessence of the author's work.