合理 ごうり主義 しゅぎ哲学 てつがくでしょう
gōrishugitetsugakudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 合理主義哲学

1. Rationalist philosophy, likely.; Probably rationalism.

Polite
Presumptive
Conjecture