4 noble truths and the eightfold path

The Four Noble Truths:

1. life is suffering
2. suffering is caused by selfish craving
3. selfish craving can be destroyed
4. it can be destroyed by following the eighfold path, whose steps are:

1. right understanding
2. right purpose
3. right speech
4. right conduct
5. right vocation
6. right effort
7. right alertness
8. right concentration

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