"After class he erases Baby Tadpole, then the arrows of descendancy, parent frog A, parent frog B."
"Of understanding that the line of descendancy is not continuous but arbitrary."
"I also feel that one of the results of Weiner's decision to put two years between the seasons -- and perhaps a conscious or unconscious choice on his part -- is that it gives us the opportunity to accelerate the professional ascendancy and of course descendancy (a real word?) of the characters, and that ultimately Peggy will supersede and replace Don in the advertising business."