What's wrong with being reductionist or using analogies or metaphors?

Analogies are simplified models, all models are wrong, some are really wrong, but some are really useful.

The best professors are using them to explain complex phenomenons in simple terms.

I compressed decades of my history learning into a single tweet here. Most people are unable to be succinct. They're writing 500 pages books about subjects that can be summarized in a tweet.

Please show what's wrong with the way I explaining the evolution of work?