The Personality of Godhead may not be present before one’s eyes, but if one is sincere in wanting such guidance the Lord will send a bona fide person who can guide one properly back home, back to Godhead.- His Divine Grace A.C. Bhaktivedanta Swami Prabhupada Srimad-Bhagavatam 2.7.46, Purport

Those who follow this imperishable path of devotional service and who completely engage themselves with faith, making me the supreme goal, are very, very dear to me.- Lord Sri Krishna Bhagavad-gita 12.20

O Lord, may the bumblebee of my mind always lovingly stay at the lotus nower of your feet. Please give me the medicine that brings peace. Please save me from the fever of repeated birth and death. Please give me steady and mature devotional service to you.- Lord Brahma Brahma-vaivarta Purana 4.6.22

Some people worship the Lord in an untidy or careless manner; some worship Him by bending down on their knees; still other close their eyes while worshiping His impersonal Brahman aspect. Some people worship Him by assuming various yoga postures, and some immerse themselves in the congregational chanting of the Lord’s holy names; but all of them worship that one and only supreme treasure Lord Sri Krishna.- Srila Bhaktivinoda Thakura Gitavali, Sreyo-Nirnaya, Song 5

unto one who has transcendental qualities due to friendly behavior with the Supreme Personality of Godhead, all living entities offer honor, just as water automatically nows down by nature.- Maitreya Rsi Srimad-Bhagavatam 4.9.47

Lord Krishna is the Supreme Personality of Godhead, greater than the greatest. The best of the sages, headed by narada, who are all thoroughly learned in the Vedas and Vedic supplements, glorify Lord Krishna with greatly affectionate words.- Prayer to Lord Gopala, Text 16 (from Narada-pancaratra)

Whether one is a brahmana, a sannyasi, or a nüdra regardless of what he is he can become a spiritual master if he knows the science of Krishna.- Sri Caitanya Mahaprabhu Sri Caitanya-caritamrta, Madhya-lila 8.128

absorbing your mind in meditation upon the divine feet of the spiritual master and the holy Vaishnavas, chant the names of Lord Hari [Krishna] in ecstasy and worship the transcendental realm of Vrindavana.- Srila Narottama Dasa Thakura Nama-sankirtana 9