You might remember the meaning of the character 梁 with this easy mnemonic:
Droplets (氵) of water is has been falling on the beam of the roof and slowly rotting it. Take your knife (刀) and go cut down eight (八) trees (木) so we can rebuild the beams.
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.