blaise ageary, who is the medical director at harvard's mcclain hospital.r previously co-wrote the workbook's title "dbt for dummies" which was released in 2021. let me get this right. the book that's so amazing and helpful to people, comes out during covid, perfect timing, and now our nation's history. you guys picked your time very well, i must say. doctor, i'll start with you. how does this workbook work and how does it serve as a partner to the original "dbt for dummies" and help people sort of manage through suffering from severe stress and tension. and i'll add one more thing to the question. how could this apply to beyond people who you treat? >> i actually think it's more -- [ indiscernible ] watching some of the segments earlier on today, you see such incredible polarization in politics. you'd think we were two different countries, two different groups of people. there's so much more in common. we tend to be in conflict. we tend to compare rather than to connect. but if we go back to its origins, it is a therapy. it's sort of seeing the world throu