Lessons may pertain-to persons.Logical formLearned from1 677 sentences. Lesson may be learnt.Logical formLearned from1 554 sentences. A lesson may be learnt.Logical formLearned from1 281 sentences. Lesson may learn.Logical formLearned from1 268 sentences. A lesson may be learnt.Logical formLearned from1 153 sentences. A lesson can be that something-is-the-case.Logical formLearned from1 020 sentences. A male may learn a lesson.Logical formLearned from887 sentences. Lessons may pertain-to the past.Logical formLearned from802 sentences. A lesson can be painful.Logical formLearned from776 sentences. A person may take lessons.Logical formLearned from751 sentences. Persons may learn a lesson.Logical formLearned from746 sentences. A lesson can be that something-is-the-case.Logical formLearned from705 sentences. An end may pertain-to a lesson.Logical formLearned from692 sentences. Lessons can be useful.Logical formLearned from676 sentences. Persons may learn a lesson.Logical formLearned from657 sentences.