premise: Malcolm was a brilliant mathematician.
initial: He wrote many books on the subject.
counterfactual: Despite being brilliant, he had no interest in writing books.
original_ending: His books were easy to read and easy to understand. The helped people around the world. He found it very gratifying to share his expertise with people.
edited_ending: He knew his books would be hard to read and hard to understand.This wouldn't help people around the world.He found it very gratifying to know others are sharing their expertise on the topic with people.<SEP>His lectures were easy to follow and easy to understand.The helped people around the world.He found it very gratifying to share his expertise with people.<SEP>His books were easy to read and easy to understand on the rare occasion he did pen one.They helped people around the world.He found it very gratifying to share his expertise with people, but still didn't like writing.