Inequality in A Thousand Splendid Suns - Quote needed

I am writing an essay about the inequality in A Thousand Splendid Suns and wanted to start the essay off with a quote.
I was hoping to find a quote relating to essay topic from a poet like Rumi or etc....

Help

The title of the book refers to a phrase from the poem "Kabul", by the 17th-century Iranian poet Saib-e-Tabrizi. I think a line from the poem would be perfect, and here's an example;

One could not count the moons that shimmer on her roofs
And the thousand splendid suns that hide behind her walls

Here's the poem in its entirety, but if this isn't what you're looking for, you could look at The Prophet, by Kahlil Gibran, which has many little chapters on life, love, children, war, and several others. Good luck with your essay! Here's the poem;

Kabul - oldpoetry.com/opoem/28283-Mirza-Muhammed-Ali-Saib-Kabul