The cause of mind effect inner thoughts
The cause of inner thoughts effect ideas
the cause of ideas effect outer environment

The cause of bad inner thoughts effect bad ideas
The cause of bad ideas effect bad outer environment
The cause of bad outer environment effect bad outer condition
The cause of bad outer condition effect bad life
The cause of bad life effect bad mood
The cause of bad mood effect unhappiness
The cause of unhappiness effect crime
This is known as the chain of causes and effects

The cause of good inner thoughts effect good ideas
The cause of good ideas effect good outer environment
The cause of good outer environment effect good outer condition
The cause of good outer condition effect good life
The cause of good life effect good mood
The cause of good mood effect happiness
The cause of happiness effect love
The cause of love effect caring

This is known as the chain of causes and effects

To have good inner thoughts, practice detachment meditation