It implies that Life is "improving", when it is really just a process of continual genetic change & adaptation. Whether the process leads to something "better" or "more advanced" is a matter of opinion.
Anyway, some people don't even believe that natural selection is a real phenomenon & refuse to believe that we could have "evolved from monkeys". These people choose to remain ignorant of the nature of life- despite evidence from things like the fossil record, or mutations observed in short-lived animals like fruit flies.
This is an excellent infographic, explaining the reality behind our lineage from an ancestor common with other primates:
click to enlarge