Hare Krishna, Hare Krishna, Krishna Krishna, Hare Hare/ Hare Rama, Hare Rama, Rama Rama, Hare Hare. In Kali-yuga, if this Vedic maha-mantra is chanted regularly and heard regularly by the devotional process of shravanam kirtanam, it will purify all societies, and thus humanity will be happy both materially and spiritually.
Srimad Bhagavatam 4.18.14,
All the universes with innumerable stars and planets are controlled by the intelligence of the Personality of Godhead.
Srimad Bhagavatam 1.1.1,
If one wants to capture Him, one must undertake devotional service.
Srimad Bhagavatam 10.9.10,
The causeless mercy of Lord Vishnu is unparalleled, and such mercy is perceived by the devotees only by the grace of the Lord.
Srimad Bagavatam 1.6.31,
The Lord is self-satisfied because He is fully opulent.
Srimad Bhagavatam 5.1.1,
Lord Sri Krishna is the Supreme Personality of Godhead according to all the evidences of the Vedas.
Srimad Bhagavatam 3.2.10,