You might remember the meaning of the character 辉 with this easy mnemonic:
I was laughing so hard when my friend tickled (⺍) my one (一) leg (儿) that I started seeing a bright light. I must've been delusional because I also saw a bed cover (冖) over a cart (車).
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.