How to live simple?

Peoples are want to live simple.but they don't know the way how to live.
Because they are think highly of themselves sightly o f others. they are greedy, anger,
hatred, delusion. so they are finding no way how to solve their problem. but a noble
one's live very simple. they satisfy with thing they have. their mind always is heard-contend
so.they keep their mind calms and peaceful. and kindness,compassion,for all beings.