You might remember the meaning of the character 衡 with this easy mnemonic:
You need to weigh the consequences here. If you attack the hog with your cane (行), he will come at you with his big (大) horns (角). But if you don't, he will probably attack and eat you when you're asleep.
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.