from me !!!

the most selfish one letter "I" - avoid it
most satisfactory two letters "WE" - use it
most poisonous three letters "EGO" -kill it
most used four letters "LOVE" - value it
most pleasing five letters "SMILE" - keep it
fastest spreading six letters "RUMOUR" - ignore it
hardworking seven lettes "SUCCESS" -achieve it
most enviable eight letters "JEOLOUSY" - distance it
most powerful nine letters "KNOWLEDGE" - acquire it
most divine ten letters "FRIENDSHIP" - maintain it