An artist must never be a prisoner. Prisoner? An artist should never be a prisoner of himself, prisoner of style, prisoner of reputation, prisoner of success, etc.

Matisse frames artistic freedom as an ongoing refusal of self-imposed confinement. The “prison” is not primarily political or physical but psychological: habits of technique (“style”), the expectations attached to public standing (“reputation”), and the complacency or market pressure that can follow acclaim (“success”). By listing these in escalating social force, he suggests that the greatest threat to an artist’s vitality is ossification—repeating what once worked until it becomes a cage. The quote argues for continual risk, renewal, and responsiveness, implying that true artistic integrity requires resisting both external labels and one’s own settled identity.