Says someone with a PhD. The advice in the text of just going into the field of ML blazing, is just weird. Every field is difficult, and you always have to see

Says someone with a PhD. The advice in the text of just going into the field of ML blazing, is just weird. Every field is difficult, and you always have to see the light at the end of the tunnel. Personally I like to get the basics first, so yeah, I would read that required math first. However, this just boils down to people's preference, are you a bottom up learner, or not. Both ways have yielded success for many different people. So what is the text actually saying?