one day momotaro came to his foster - father and said solemnly : " father , by a strange chance we have become father and son . your goodness to me has been higher than the mountain grasses which it was your daily work to cut , and deeper than the river where my mother washes the clothes . i do not know how to thank you enough . "
his parents take good care of him .
why did momotaro feel thankful towards his parents ?
why did momotaro feel thankful towards his parents ?