I Feel Like a Louse

I feel like a louse Roger needs me there He hates the loneliness I really do care He wants a companion I cannot be the won Myself and my children Cannot replace his only son I am locked in my own world Inside is where I put the latch To keep my children and me safe So the angst of the world we don't catch I know it seems selfish Even cruel at times But I need enough energy for my children Please, God, give me a sign