They earn a lot of money, they invest that money in their kids, some of them become tiger mothers, the kids rise to their full potential, and the kids go on to become the top two lines in this graph.
収入は多く 子供の将来に投資をし 一部の母親は子供を厳しく育て 子供たちは可能性を存分に活かして このグラフにあるような 上位２つの線になっていきます