[imtringued]

Why would a kid need "saving as much as possible", did you ask them? What if they need the money before your death?

[mejutoco]

To help them go to extra curricular classes they enjoy, university, study or live abroad, buy a house …

My original point was about saving not having a single reason, but varied ones. Maybe not "as much as possible" but enough to provide for any of the things above for one‘s kids.