heart with thorns, can represent a bitter heart, which defends itself, or a bad and evil heart, art line

art background bad betrayal bitter black bright can carnations cartoon cute danger dating defends defense design despised difficult distance divorce educational element evil express feel feelings graphic hatred heart hurt icon ideal illustration infidelity institutional isolated itself line love marriage materials ordeal pain passion pattern pricking protection rejected represent resentment separation spot sticker strength symbol thorns tips unhappy vector which withdrawn