Meditation means stopping all nonsensical activities, at least for the time being. Devotional service, however, not only puts an end to all nonsensical mundane activities, but also engages one in meaningful devotional activities. — The Nectar of instruction, Text 02
Chanting of the Hare Krishna mantra is the easiest process of meditation in this age.
Srimad Bhagavatam 4.8.53,
For one who constantly meditates upon My presence within all persons, the bad tendencies of rivalry, envy and abusiveness, along with false ego, are very quickly destroyed.