Love and infatuation

This theme came up as an aside in one of the gathering strings as of late. I additionally solicited some from my companions to characterise it. In neither one of the cases did I discover the appropriate responses agreeable. For instance, one stated, and this was common, "Solid love varies from fixation in that it develops towards something more profound and increasingly significant while the different turns into an ailment.

I discover these answers unsuitable as words like "further", "significant" and "disorder" has no unmistakable importance to somebody getting a charge out of euphoric love. By the time you find one of you has an infection, it is for the most part exceptionally late, and the harm is finished.

So the inquiry comes down to, how would you know whether his/her/your emotions are substantial and positive (or in reality fair).