Confidence, kindness and self-compassion
Book called Mindful Compassion
Building your self confidence using CFT
Book called "The mindful path to self-compassion"
Book called Self-compassion - stop beating yourself up and leave insecurity behind
Book called "The compassionate mind workbook"
Book called The kindness workbook - creative and compassionate ways to boost your wellbeing
Psychology book called "Overcoming Low Self Esteem using CBT"