A process of introspection should begin with self compassion, treating ourselves kindly. Be curious and accepting like you might be with a friend.
Self-Compassion ~ Dr. Kristin Neff
Stress, The Untold Story ~ Dr. Edward Levitan
The RAIN of Self Compassion ~ Tara Brach
"The Four Agreements" ~ Book by Don Miguel Ruiz
"Daring Greatly" ~Book by Brené Brown, PhD Researcher on shame and vulnerability