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About this quote

What does it mean?
Edison critiques unwarranted authority, noting expertise in one field doesn’t grant insight in unrelated ones.
In plain terms
Edison says a successful electrician isn’t necessarily an authority on the soul.
What can you take from it?
Expertise in one area doesn’t grant expertise in others.

Where it applies

  • debating expertise
  • evaluating claims
  • discussing specialization

Putting it to work

  • question authority
  • respect specialization
  • verify claims

Questions to consider

  • Does expertise cross boundaries?
  • Who should be believed?

Another view

It underestimates interdisciplinary insight.

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