I know that there are many people out there that have already simplified their life, and they will say that it was an external that made them downshift; example less work hours, more time with family. But when you speak further with them they will let you know that they wanted to downshift for a deeper personal meaning, they wanted to live a fulfilling and enjoyable life.

Where did they deicide this? In their minds and hearts.

Simplicity is an inward to outward process; you can not have one without the other, because it won