It perseveres over time and difficult circumstances. I forget what is behind and focus on what is ahead, and I press on. When we get tired of patiently enduring we usually become angry. Anger leads us to rudeness, and many times keeping score of the wrongs done. Love is kind.
True love leads a person to say the kind thing, to perform the thoughtful deed.
When Abraham's servant went to his home country to find a wife for Isaac he looked for a kind person. By this I will know that you have shown kindness to my master. The high cost of loving. We become vulnerable when we love people and go out of our way to help them. That's what the wealthy industrialist Charles Schwab declared after going to court and winning a nuisance suit at age 70.