You might remember the meaning of the character 慈 with this easy mnemonic:
A kind lady stands on that corner from eight (八) AM to one (一) PM every day and hands out short thread (幺), flowers (艹) and love from the bottom of her heart (心) to those in need.
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.