She may be very happy with you. You may have everything else in your relationship – love, respect, communication, understanding, support. But then there are those moments of stress, anger towards the world around and too many nerves at one place.
Erich Fromm said, “Love is not a feeling, it is a practice”. And when you think a little bit deeper of the things you will see he’s right. To fall in love is not easy, especially when we talk about the love that fulfils us and makes us finally understand what the real feeling of being part of a healthy relationship is.