怎么理解婚姻中存在友情吗？要英文回答

friendship can occur any place-----even in a marriage.
friendship ranks with marriage and kinship as one of the most important relationships in our lives,yet it can be the mist neglected.
we make no vows to a best friends,yet we have unstated expectations:understanding,caring,concern.we expect a friendship to last.
becoming friends involves a process of sharing,a gradual relaxation of vigilance over what partners reveal to each other about themselves.friends must learn to balance the inclination to be open with the need to be protective of each other's feelings.total disclosure isn't what makes intimacy in a relatingship;it's the listening and sharing.

Lift should be sweet,as a couple,you can be friend,it is good indeed.
you can share happiness,love,sad with your another part.