1. Force, and fraud, are in war the two cardinal virtues. 

2. Her book has the cardinal virtue of simplicity.

3. Other particles could take on names of the cardinal virtues.

4. Filial piety is a cardinal virtue my people have brought over from China.

5. Hard work was his cardinal virtue; in 50 years of cabaret, theatre and music hall he never missed a show.

6. Flowing outward from this psychic harmony is the fourth cardinal virtue, Justice.