Everyone has a different level of each of the characteristics that contribute to lasting relationships.
Explanation:
Dr Suzanne Degges-White wrote in her article "The 13 Essential Traits of Good Friends" in which she lists 13 points or characteristics that are essential to build a long lasting healthy relationship. While it may be that not everyone will have the same qualities or that anyone can have all the qualities listed, but it is important to note that everyone have their own levels of the characteristics listed. Some may have more than others but that doesn't mean they will have a long lasting relationship more lasting than others. The whole point of the article is that no matter the level, as long as one can have a reliable friend and can be one too, it is not that hard to maintain a successful relationship. They can all contribute to a long lasting relationship.
On their way to attack Macbeth's castle, they cut down branches from the trees in Birnam Wood to use as camouflage. When the wood moves, one of the witches' prophecies comes true. Macduff reveals that he was born by a cesarean birth and kills Macbeth, fulfilling the final prophecy.