there's nothing wrong with leaving things to your kids to run.
that's the point of the effort after all.
warren as smart as he is was tryna go against the grain of thousands of human evolution. if you train your kids - then most likely they would've values similar to yours. hit or miss but most times a hit.
A lot of rich men, when younger, say that they will not leave so much of the wealth to their children. Then they get older and realize what other old men realized.