Foundations can be philosophical.Logical formLearned from580 sentences. A basis can be philosophical.Logical formLearned from571 sentences. Concepts can be philosophical.Logical formLearned from555 sentences. An inquiry can be philosophical.Logical formLearned from542 sentences. Writings can be philosophical.Logical formLearned from489 sentences. Texts can be philosophical.Logical formLearned from461 sentences. A point can be philosophical.Logical formLearned from423 sentences. A perspective can be philosophical.Logical formLearned from400 sentences. A difference can be philosophical.Logical formLearned from392 sentences. A thinking can be philosophical.Logical formLearned from375 sentences. A reflection can be philosophical.Logical formLearned from374 sentences. A theory can be philosophical.Logical formLearned from371 sentences. Debates can be philosophical.Logical formLearned from369 sentences. A speculation can be philosophical.Logical formLearned from369 sentences. A concept can be philosophical.Logical formLearned from368 sentences.