The quote addresses the authority of personal experience. In the first paragraph, it introduces the advice: "don't let anyone who hasn't been in your shoes." This implies that those who lack similar experiences shouldn't dictate.
The second paragraph emphasizes the restriction: "tell you how to tie your laces." This phrase suggests limiting influence from outsiders.
The third paragraph captures the essence: validating experience. The quote emphasizes that advice is most credible when it comes from those who understand the context. It encourages trusting one's own experiences and instincts while seeking guidance from those who have walked similar paths.