The key to getting ahead is setting aside 8 hours a day for work and 8 hours a day for sleep - and making sure they're not the same hours.
If Darwinism is true, then there is no purpose or meaning to life, there is no morality, there's no qualitative difference between humans and animals, there's no life after death, and there's no purpose to human history. Now, are you trying to tell me that it doesn't really matter if people believe we evolved or not?