As long as our consciousness is materialistic, there is no room for joy. However on the spiritual platform three things automatically happen: eternity, knowledge and bliss.
To chant the holy name and dance in ecstasy is so easy and sublime that one can achieve all the benefits of spiritual life simply by following this process.
Srimad Bhagavatam 6.2.11
Caitanya Caritamrta on Progressing in Spiritual Life in Different Yugas: For progress in spiritual life, the sastras recommend meditation in Satya-yuga, sacrifice for the satisfaction of Lord Visnu in Treta-yuga and gorgeous worship of the Lord in the temple in Dvapara-yuga, but in the Age of Kali one can achieve spiritual progress only by chanting the holy name of the Lord.
Purport on Caitanya Caritamrta Adi Lila 7.76
Only if mercy (of Vaisnavas) descends, we ascend (in spiritual life).
Without spiritual life, even if you live very simply, very clean and a very natural life, there is no use because the animals are also living a simple,natural life. So simple living is not the goal, but it’s very conducive for Krishna consciousness.
Lecture on “Simple Life on Farm Communities” (Pula Farm, Croatia, 20 October 2000)
Spiritual life is meant to awaken the sleeping soul and to cleanse the mirror of the heart.