golden rule: a command based on Jesus' words in the Sermon on the Mount;  (Matthew 7:12)
entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
boletus pallidus: a fungus that has an off-white cap when it is young but later becomes dingy brown and a stalk of the same color; the under surface of the cap (the tubes) a pale greenish yellow