
Science Fiction. The young heir must escape his father's assassination and seek refuge on another planet. Later, he will return to effect change for his planet, for good or ill.
Minor spoiler: In Vance's said novel, the different segments of the population of a planet are taught three separate languages in order to develop and specialize economically, industrially, and militarily.
[0]. https://en.wikipedia.org/wiki/Linguistic_relativity
[1]. https://www.google.com/books/edition/The_Languages_of_Pao/ke...
[1] http://en.wikipedia.org/wiki/The_Languages_of_Pao [2] http://en.wikipedia.org/wiki/Sapir%E2%80%93Whorf_hypothesis
Almost certainly the all too brief "Technomages" of Babylon-5 were based on these Vance characters.