Definitions: (1) pertaining to the nature of being; one’s essential reality; (2) based on abstract and subtle reasoning; (3) relating to the transcendent or to a reality beyond what is perceptible to the purely physical senses; supernatural

• Love is metaphysical gravity. — Richard Buckminster Fuller (1895-1983) American futurist
• Art is not merely an imitation of the reality of nature, but in truth a metaphysical supplement to the reality of nature, placed alongside thereof for its conquest. — Friedrich Wilhelm Nietzsche (1844-1900) German philosopher

Comment: Metaphysics is one bridge between the material and the spiritual. Other bridges are humor and music.