def paragraph(
            self,
            nb_sentences=3,
            variable_nb_sentences=True,
            ext_word_list=None):
        """
        :returns: A single paragraph. For example: 'Sapiente sunt omnis. Ut
            pariatur ad autem ducimus et. Voluptas rem voluptas sint modi dolorem amet.'

        Keyword arguments:
        :param nb_sentences: around how many sentences the paragraph should contain
        :param variable_nb_sentences: set to false if you want exactly ``nb``
            sentences returned, otherwise the result may include a number of
            sentences of ``nb`` +/-40% (with a minimum of 1)
        :param ext_word_list: a list of words you would like to have instead of
            'Lorem ipsum'.

        :rtype: str
        """
        if nb_sentences <= 0:
            return ''

        if variable_nb_sentences:
            nb_sentences = self.randomize_nb_elements(nb_sentences, min=1)

        para = self.word_connector.join(self.sentences(
            nb_sentences, ext_word_list=ext_word_list,
        ))

        return para
:returns: A single paragraph. For example: 'Sapiente sunt omnis. Ut
            pariatur ad autem ducimus et. Voluptas rem voluptas sint modi dolorem amet.'

        Keyword arguments:
        :param nb_sentences: around how many sentences the paragraph should contain
        :param variable_nb_sentences: set to false if you want exactly ``nb``
            sentences returned, otherwise the result may include a number of
            sentences of ``nb`` +/-40% (with a minimum of 1)
        :param ext_word_list: a list of words you would like to have instead of
            'Lorem ipsum'.

        :rtype: str