With only the meager output from the fields and the pitiful earnings from casual labor, Qiao Qing and the Sun family could not gather enough silver to support his pursuit of education.
Unavoidably, he had to rely on Qiao Changshun and Zhuang Lühe for support.
His other brothers and sisters-in-law were all shrewd and the Sun family had never been fond of Qiao Changshun, thus, he had no choice but exploit Qiao Changshun and his wife.
Thanks to the contributions from that couple and Qiao Qing and the Sun family, he was able to persevere in the academy.
He didn't want to do this, but seeing his classmates dressed in extravagant clothes and eating well-prepared food while he could only wear rough clothes and eat the academy's communal meals. No, he could not go on like this; he wanted respectable clothes, he needed money for social engagement.