1) Marry before having children
2) Both parents work toward keeping the family intact and
3) Live below your means.
No arguments with you there. But these are two different things: prosperity and the proper acculturation / civilization of our children and youth.
The human animal needs years (almost two decades!) of serious time, love, and effort in order to become a mature, decent, civilized young adult. The younger years really do require the actual parent’s presence for most of the day’s 24 hours.
But your tips are marvelous for insuring that a person will remain financially stable.
I’ve seen a similar list.
Spend less than you earn.
Avoid debt.
Build in some liquidity for emergencies.
Have long term goals.
Remember it all comes from God anyway.