A level can be worthless.Logical formLearned from5 sentences. A life can be worthless.Logical formLearned from5 sentences. Agreements may prove worthless.Logical formLearned from5 sentences. (Paper currency) can be worthless.Logical formLearned from5 sentences. Experience can be worthless.Logical formLearned from5 sentences. Tokens can be worthless.Logical formLearned from5 sentences. A noise can be worthless.Logical formLearned from5 sentences. Traffic can be worthless.Logical formLearned from5 sentences. Cdoes can be worthless.Logical formLearned from5 sentences. A list can be worthless.Logical formLearned from5 sentences. Customs can be worthless.Logical formLearned from5 sentences. Vagabonds can be worthless.Logical formLearned from5 sentences. Efforts can be worthless.Logical formLearned from5 sentences. A value can be worthless.Logical formLearned from5 sentences. (Life savings) can be worthless.Logical formLearned from5 sentences.