A person may believe in a theory.Logical formLearned from89 sentences. A theory can be high.Logical formLearned from89 sentences. A theory can be useful.Logical formLearned from89 sentences. Theories can be revolutionary.Logical formLearned from89 sentences. A theory can be flawed.Logical formLearned from88 sentences. A person may buy a theory.Logical formLearned from88 sentences. A mix can be constituted-of-or-filled-with theory.Logical formLearned from88 sentences. Theories may undergo a development.Logical formLearned from87 sentences. Courses can be in theory.Logical formLearned from87 sentences. Theories can be constituted-of-or-filled-with culture.Logical formLearned from87 sentences. Theories can be constituted-of-or-filled-with race.Logical formLearned from86 sentences. A theory can be constituted-of-or-filled-with value.Logical formLearned from86 sentences. A theory can be constituted-of-or-filled-with probability.Logical formLearned from86 sentences. A (theory class) may pertain-to a person.Logical formLearned from86 sentences. An overview can be constituted-of-or-filled-with theory.Logical formLearned from86 sentences.