As for the destructive qualities of the heart, they are:
1. pride (kibr)
2. conceit (‘ujub)
3. envy (hasad)
4. hatred (hiqd)
5. stinginess (bukhul)
6. showing-off (riyaa)
7. love for rank and love for wealth (hubb l-jaah wa hubb lmaal)
8. boasting (iftikhaar)
9. false hope (amal)
10. and having an evil opinion of the Muslims.
These ten qualities are the destructive traits of the heart that are the foundation of blameworthy character. It is obligatory for every Muslim to remove these from his heart.
Shaikh Usman Ibn Fodio