What are the choices corrie's father says a person has when he is hurt by love?

In the book The Hiding Place, Corrie's father tells her that she can either kill the love or give it back to God. The scene takes place when Corrie is 14 years old and can be found in chapter 3 of the book.  This chapter tells a tale of a lesson learned from unrequited adolescent love within the larger story of a Dutch Christian woman who helped Jews before, during, and in the aftermath of World War II.