In a paper on abortion (The Problem of Abortion and the Doctrine of Double Effect, 1967), she used what became a much-cited example to pinpoint fine distinctions in moral permissibility where an action has both good and bad results – the dilemma facing the driver of a suddenly brakeless trolley-bus that would hit five people unless he steered it on to another track into only one person.
One way to do this is by watering down the impartiality of utilitarian theory, explicitly factoring in the permissibility of giving extra weight to one's own personal projects, commitments, and so on.
There is a difference of opinion in the permissibility of the abortion.
This greatly helps in establishing the permissibility of birth spacing and adoption of contraception in Islam.
Those who defend the principle of double effect often assume that their opponents deny that an agent's intentions, motives, and attitudes are important factors in determining the permissibility of a course of action.
In asserting the permissibility of its enforced oversight, the dominant association does not maintain that it has some unique claim to suppress or control moderately risky agencies or individuals.
Our study indicated that the receptor was important but was not the sole determinant of virus permissibility in cells.
After all, if these interests could only be taken into account when the child's life was below the zero point, they would actually be playing no role at all in determining the permissibility of withdrawal of treatment.
Thomas Aquinas is credited with introducing the principle of double effect in his discussion of the permissibility of self-defense in the Summa Theologica (II-II, Qu. 64, Art.7).
To assess the specific module on Islam and family planning, we held focus group discussions with providers before and after the training session to evaluate changes in perspectives and opinions regarding permissibility of family planning in Islam.
