He says, personally, that man-manā bhava mad-bhakto: "Always think of Me." So you are seeing Kṛṣṇa, and the impression is within your mind. As soon as you will close your eyes, you will see Kṛṣṇa within your heart. Kṛṣṇa, Rādhārāṇī is here, and if you see constantly, naturally the impression will be within your heart. So either you are in temple or outside the temple, you'll be able to see Kṛṣṇa always—if you practice. Premāñjana-cchurita-bhakti-vilocanena santaḥ sadaiva hṛdayeṣu (Bs. 5.38). Those who are saintly person, on account of love for Kṛṣṇa they see always Kṛṣṇa within his heart. So this practice is not very difficult. It doesn't require M.A., Ph.D. education, or to become very rich or opulent. Nothing is required. Simply try to think of Kṛṣṇa, that's all. This is one item. It is not very difficult. And become His devotee. That you are practicing. Devotee means to hear about Kṛṣṇa, to chant the glories of Kṛṣṇa, to think of Kṛṣṇa, to offer fruits and flowers to Kṛṣṇa. In this way, this is called devotional service.
So to think of Kṛṣṇa and to become devotee of Kṛṣṇa is not at all difficult task. Then . . . man-manā bhava mad-bhakto mad-yājī: "Worship Me." So here is the chance for worshiping Kṛṣṇa. Ārā . . . bhoga-ārātrika. Temple. Keep the temple very cleansed. Dress Kṛṣṇa daily. You also dress nicely, take your bath, be pure. So man-manā bhava mad-bhakto mad-yājī māṁ namaskuru (BG 18.65): "And just offer obeisances to Me." Even the child can do. They are doing it. It is not at all difficult. But simply by executing these four principles, Kṛṣṇa says, gives assurance, mām evaiṣyasi, "You come to Me."