What a fine line there is between artistry and insanity. There's no formula for it, and I think a lot of people when they're around you - even those closest to you - when you're in that whirl of creativity and you're grabbing those things out of the air, there's no rational process.
There's a fine line between angry and grumpy. Angry isn't nice, but grumpy is funny.
But there's a difference between having artistic interests and being psychotic. That's more than a fine line of differentiation, and I do see that a bit too much.
What strikes me is that there's a very fine line between success and failure. Just one ingredient can make the difference.
Where I've arrived now is the product of mixing the very straight with the very exploratory; there's a fine line between the two, although it tends to be getting straighter and straighter because my songwriting is getting better.
There is a fine line between censorship and good taste and moral responsibility.
Most people in the Western world grow up with the received wisdom that Mozart was a genius. But few people necessarily know why. More than anyone else, he captured this something which is the human condition, the fine line that we all constantly dance between joy and pain, between absolute happiness and absolute heartbreak.
Life is that perfect fine line between ironies.
Stubbornness and ignorance and determination are a very fine line from each other. I'm a very stubborn person, but not so stubborn that I can't learn new things and meet new people, but I have a one-track mind.
There is a fine line between assertiveness and being relaxed.