“You have to do something bad to do something good.”

“I hope that one day you will have the experience of doing something you do not understand for someone you love.”

“Whether we change our lives or do nothing, we have responded. To do nothing is to do something.”

“Darling,You asked me to write you a letter, so I am writing you a letter. I do not know why I am writing you this letter, or what this letter is supposed to be about, but I am writing it nonetheless, because I love you very much and trust that you have some good purpose for having me write this letter. I hope that one day you will have the experience of doing something you do not understand for someone you love.Your father”

“I am doing something I hate for you. This is what it means to be in love.”

“Something having been done just about everywhere just about always is no kind of justification for doing it now.”

“Do you eat chicken because you are familiar with the scientific literature on them and have decided that their suffering doesn't matter, or do you do it because it tastes good?”