I don't love this analogy because a healthy person doesn't need medicine. If you can make something for $1 and sell for $2, it's very healthy for a business to

I don't love this analogy because a healthy person doesn't need medicine. If you can make something for $1 and sell for $2, it's very healthy for a business to take on debt in order to make more of those things. Which is why debt is a normal part of many healthy businesses.