The phrase "philosophical themes" is correct and usable in written English.
You can use it whenever you want to refer to ideas, concepts, and issues that are related to philosophical thought. For example, "The author's novel explores various philosophical themes, such as the meaning of life and the nature of reality."
Philosophers these days rarely write fat tomes taking on the whole gamut of philosophical themes: space and time, language and truth, determinism and free will, consciousness and the self.
Their philosophical themes can give her more sentimental images something of an edge.
He mixed and matched kitschy pop culture with classical philosophical themes.
In recent years, as age encroaches, he has dwelt with wit more on philosophical themes, like mortality and man's fate.
The foundation called him "a bold experimental writer whose social and philosophical themes speak to the heart of American society".
As philosophy tutor John Donaldson, who will teach the new course, explains it, the show is "full of philosophical themes".
The tradition based on Horace addresses moral and philosophical themes and has been the most popular form since the Renaissance.
Scenes from "Hamlet" — with its ghosts, murders, and deep, philosophical themes — were particularly likely to give us the giggles.
Recently he has dwelt with wit more on philosophical themes, referring often to the frailty of the individual and the inevitable end.
Loss, transformation, pain and the inevitability of mortality may seem rather heavy-going philosophical themes for the Mostly Mozart festival, of all ventures, to be grappling with.
"Terrio cleverly ties in these really exciting superhero elements with these really sophisticated, philosophical themes in a much smarter, different way.
