If that enabled us to predict the succeeding situation with the same approximation, that is all we require, and we should say that the phenomenon had been predicted, that it is governed by the laws.
The best way to predict the future is to create it.
Nobody can predict the future. You just have to give your all to the relationship you're in and do your best to take care of your partner, communicate and give them every last drop of love you have. I think one of the most important things in a relationship is caring for your significant other through good times and bad.