foundation, the tepper foundation, peter and mary kalikow, the asness family foundation, the beth and ravenel curry foundation, the mckenna family foundation, charles r. schwab, the eric and wendy schmidt fund for strategic innovation, and by the following. [energetic music] corporate funding is provided by stephens inc. and by pfizer, inc. - frank bruni, welcome to "firing line." - great to be here. - [margaret] you're out with your latest book, "the age of grievance." begin by defining grievance for me. - well, it's interesting. i think if you go back 50 years, grievance is not a word withegative connotations, but if you look at almost every time it pops up these days, it means something different. it means a complaint that may not be entirely warranted, that's overblown, that is expressed in an overwrought fashion, that is part and parcel with people kind of entering the political arena by identifying how they've been wronged, what they feel they're owed, who has wronged them, and what sort of revenge they'd like to take against that person. that, to me, when you see the word griev