1. NATURAL LAW OF ETHICS

2. NATURAL LAW OF ETHICS
 Also called Thomistic Ethics
 St. Thomas Aquinas
 Synderesis
◦ Inherent capacity of individual to
distinguish the good from the bad

3. Propositions
1. Voice of right reason or voice of
conscience
◦ Voice of conscience will serve as a
natural guide
◦ Right thing- following conscience
◦ Wrong thing  feel guilty, remorseful

4. Propositions
2. Man’s threefold natural inclinations
1. Self-preservation
 Suicide
 Smoking
 drinking
2. Just dealings with others
3. Propagation of our species
 Any form of contraceptive is wrong

5. Propositions
3. Three determinants of moral actions
1. Object
2. Circumstances
 Who, What, Where, By what
means, why, How, When
3. End/purpose of agent
 For an act to be morally good, these 3
elements must be good.

6. PROPOSITION
4. The double effect principle
◦ Woman 3 months pregnant with a
cancerous uterus
5. The principle of totality
◦ An individual has the right to cutt off,
mutilate or remove defect non-functioning
organs only if the general well being of
the whole body requires.
6. Principle of stewarship

7. PROPOSITION
7. Principle of inviolability of life
8. Principle of sexuality and procreation.