Financial advisor Ted Oakley has spent the past several decades helping hundreds of high net worth families manage their wealth. Over this time, he's realized that the families who are successful at maintaining & growing their wealth -- vs spending it all in a single generation -- share important traits in their attitude & behavior. 
These commonalities -- like how they treat & teach their children around money -- can help families of ANY net worth become wealthier over time.
https://youtu.be/h_6QxlV4_QQ