During these past years, not being able to speak with you, I dedicated myself to reviewing, within myself, the sacred books I know by heart. I had the idea I should summarize them in a single volume. Then, in a single chapter, then in a single page, and finally in a single sentence. This sentence is the greatest thing I can teach you. It seems simple, but if you understand it, you will never have to study again." The Rabbi recited it. And life, from that moment on, changed for Alejandro. "If God is not here, He is nowhere; this instant itself is perfection.