The violation of legal rights.

The violation of moral rights.

The violation of cultural conventions.

Partisanship.

The breaking of engagements.

They depend on legal duties.

They differ from the Roman Empire to contemporary Britain.

They are harder to understand than "perfect duties."

They do not have a corresponding right.

They are subjective.

Victims and patients are equally innocent.

Everyone profits from the lottery.

Only evil people will be killed.

The lottery can be adjusted for age.

Victims are chosen at random.

... the personal good and the general good.

... killing and letting die.

... voluntary and involuntary actions.

... free choice and coercion.

... organ transplants and blood transfusions.

...free will is an illusion.

...it is rational to do what is moral.

... natural causation can override rational causation.

...empathy is not a good reason for acting.

... are in practice mostly governed by their inclinations.

... are pure matter and hence freedom is just an illusion.

... have a dual nature:  They are part of the sensible world and of the intelligible world.

... are pure spirit and hence independent of natural laws.

... often follow their cultural training rather than their rationality.