Mythical Survival: the Beginning of Mountains and Seas

When all people travel to a new world, will all civilization be annihilated? The wisdom we are proud of has also been reduced to ashes. We no longer talk about ancient legends at this moment in life, but why do we see the shadow of that myth? The fantasies of our ancestors also seem to have basis. A scholar with a small life, inheriting the scriptures of mountains and seas, traveling in the wilderness, is he to continue civilization or pursue survival?