The results of these endevours often benefit our species and planet, but we are capable of using the same abilities in acts of destruction and cruelty. Humanist do not believe that the rules of human conduct have been set or preordained by any deity or external intelligence. Individuals who are aware of the consequences of their actions on other individuals, on the community and on the species are likely to behave in a more considerate, more reasonable and more ethical way. Humanists believe that equality of opportunity is a fundamental principle on which humankind can base its behaviour. Life on earth is relatively fragile and requires care and attention to continue.
Golden rule is fine but flawed.
You are projecting your own expectations on to the other person. Behaviour, Belonging and the Need to Believe .