What is the connotation of lamb in this sentence from the first paragraph?

Desalination is expensive because it requires

How can you paraphrase this, this is about golden age fallacies. these are all rational people who know that older is not necessarily better, but many are taken in by this fallacy and seem no longer able to reason with any degree of reliability

What makes the literal, word-for-word translation of the metamorphosis hard to read?