This is the argument I used with the 2 doctors that refused to perform a vasectomy on me when I was age 25.
The hereditary history of physical and mental illnesses that run in my family, the economic/environmental projection for the rest of this century as well as the hypotheticals that you listed tip the scales in entirety towards the costs rather than the benefits.
None of the nebulous, ineffable personal fulfillments that parents speak of have ever sounded like a basis for a good moral argument for forcing a new life into this world.
The hereditary history of physical and mental illnesses that run in my family, the economic/environmental projection for the rest of this century as well as the hypotheticals that you listed tip the scales in entirety towards the costs rather than the benefits.
None of the nebulous, ineffable personal fulfillments that parents speak of have ever sounded like a basis for a good moral argument for forcing a new life into this world.