Mindfulness
1. The Art of Living by Thich Nhat Hanh
2. Stolen Focus by Johann Hari
3. The Untethered Soul by Michael A. Singer
4. Ikigai by Héctor García and Francesc Miralles
Happiness
1. The Book of Joy by Dalai Lama XIV and Desmond Tutu
2. Stumbling on Happiness by Daniel Gilbert
3. The Happiness Equation by Neil Pasricha
4. The Little Book of Lykke by Meik Wiking
Personal Freedom
1. Digital Minimalism by Cal Newport
2. The Four Agreements by Don Miguel Ruiz
3. The Courage to Be Disliked by Ichiro Kishimi and Fumitake Koga
4. Essentialism by Greg McKeown