For all of the advice in the magazines on "How to Keep your...

For all of the advice in the magazines on "How to Keep your Love Alive," the salvation of love is not the prolongation of sexual desire but the shared lifelong cultivation of a romantic lightheartedness that softens conflicts and anxieties and focuses serious attention even as it undermines seriousness as such. It's hard to fall out of love so long as you're laughing together.