Tanya for the 14-15th of Elul י''ד-ט''ו אלול

Unlike speech, which utilizes only the external aspect of the speaker’s breath, blowing emits the innermost breath. Thus, when Scripture states that “He blew into his nostrils a soul of life,” it means to indicate that the soul derives from the innermost aspects of G-dliness, as explained in Iggeret Hateshuvah, ch. 4.