An envelope can be conditioned.Logical formLearned from3 sentences. (Fear memories) can be conditioned.Logical formLearned from3 sentences. A brain can be conditioned.Logical formLearned from3 sentences. (Suppression experiments) can be conditioned.Logical formLearned from3 sentences. A horse can be conditioned.Logical formLearned from3 sentences. A support to persons can be conditioned.Logical formLearned from3 sentences. A shell can be conditioned.Logical formLearned from3 sentences. Restaurants can be conditioned.Logical formLearned from3 sentences. A pledge can be conditioned.Logical formLearned from2 sentences. A cessation can be conditioned.Logical formLearned from2 sentences. Tents can be conditioned.Logical formLearned from2 sentences. A captain can be conditioned.Logical formLearned from2 sentences. Emotional reactions can be conditioned.Logical formLearned from2 sentences. Symbols can be conditioned.Logical formLearned from2 sentences. A mall can be conditioned.Logical formLearned from2 sentences.