zài / lèi / zài / kǔ / xīn lǐ / yǒu / gè / áo tou r / jiù / néng / chēng xià qù

再累再苦，心里有个熬头儿就能撑下去。

No matter how tired or bitter it gets, as long as there is a hope in your heart, you can hold on.