Wow. Lit: Bring, of the learning, care. Usually, lesson is ha'awina. This phrase is particularly unintuitive. I get it, though. It must be an old adage or expression.
Aloha e rabelon. There are some other answers that should be accepted already, for example, "Take your teachings/knowledge and apply them/it." Please do report any alternates you think should be accepted using Duolingo's built-in reporting feature, and I'll see them appear on my end.
This is from ʻŌlelo Noʻeau . DL, If you're going to borrow from the source, include an explanation, credit and the entire verse. Mahalo. The full verse reads: • E lawe i ke aʻo a mālama, a e ʻoi mau ka naʻauao. He who takes his teachings and applies them increases his knowledge. – Mary Kawena Pukui, ʻŌlelo Noʻeau No. 328