What do you think would have been more valuable for him to do? His sci-fi books had a huge impact, and not only on sci-fi and literature, they literally changed

What do you think would have been more valuable for him to do? His sci-fi books had a huge impact, and not only on sci-fi and literature, they literally changed people's lives. People decided to pursue a career in science or technology because they read these books when they were kids.