The Mastery Book of Himalayan Singing Bowls vs The Power of Now: Which Should You Read?

The Mastery Book of Himalayan Singing Bowls
The Mastery Book of Himalayan Singing Bowls Emile de Leon · 2012 217 pages · ≈ 4 h 01 m · Moderate Find on Amazon
vs
The Power of Now
The Power of Now Eckhart Tolle ★★★★☆ 4.5 Moderate Find on Amazon

The verdict

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Self help