The letters of the Hebrew alphabet have a very deep significance. They correspond to 600,000 windows in the sky that reflect 600,000 Divine illuminations. There are 600,000 letters in the Torah, each of which reflects a unique ray of Divine light. Likewise, there are 600,000 roots of souls, each which corresponds to a letter of Torah. These are all indications of how a person's name is so significant. Many secrets of the person's life mission and personality are hidden within one's name, as we learn in today's lesson.