This is probably the hardest thing for anybody to do, but it is also the most rewarding act of love.  Jesus taught us this principle of losing to gain, through His death on the Cross, where He gave up His life to gain the world (John 3:16)!  He gave an illustration of this spiritual principle, which is applicable to us as His followers, and profitable also in marriage.  He said:

“Truly, truly, I tell you, unless a kernel of wheat falls to the ground and dies, it remains only a seed; but if dies, it bears much fruit” (John 12:24).

This is the principle of the Cross, the Wisdom of God, and it has GREAT power.   Many know it as the sowing principle…  You reap what you sow.  You get what you put in…  No pain, no gain and so on.

Jesus taught His disciples to follow His example by bearing their own crosses, saying “If anyone would come after Me, he must deny himself and take up his cross and follow Me.  For whoever wants to save his life will lose it, but whoever loses his life for My sake will find it…” (Matt 16:24-25)…

Read more at https://blog.ufuomaee.org/the-marriage-abcs-d