Hanna Gaffney (as Béline), Eleni Delopoulos (as Argan), PaulGuerin (as Bonnefoy). Photo by Linda Johnson Quintessence has a treat for you. Alexander Burns is at it again with his deft touch. The Hypochondriac is an adaptation of Moliere, who must have had a ball with his pretended piety and fooling around. The show opens with stately nonsense, a dance routine with colorful tops and shorts. Moliere wrote The Imaginary Invalid in 1673, producing a splendid comedic romp in unabashedly poor taste.