Lessons may pertain-to the past.Logical formLearned from63 sentences. A lesson can be in politics.Logical formLearned from63 sentences. Everyone may learn a lesson.Logical formLearned from63 sentences. Persons may forget lessons.Logical formLearned from63 sentences. Lessons can be in a book.Logical formLearned from62 sentences. A result may pertain-to lessons.Logical formLearned from62 sentences. A portion may pertain-to a lesson.Logical formLearned from62 sentences. Lessons can be meaningful.Logical formLearned from61 sentences. Lessons can be in a country.Logical formLearned from61 sentences. A female may learn lessons.Logical formLearned from61 sentences. A lesson can be brutal.Logical formLearned from61 sentences. A male may take lessons.Logical formLearned from61 sentences. A lesson can be important.Logical formLearned from60 sentences. Lessons can be from an experience.Logical formLearned from60 sentences. A lesson can be sharp.Logical formLearned from60 sentences.