Question

به بهاى ناچيز فروختن عشق

Answer 1

sell yourself/sth short

He sold his love for his country too short.

http://dictionary.cambridge.org/dictionary/british/sell-yourself-sth-short

to underestimate someone or something; to fail to see the good qualities 

of someone or something. 

This is a very good restaurant. Don't sell it short.