One word, never short of arms and legs.

Second, learn from the understanding of radicals. So as to remember a long list.

Third, review what you have learned in at least two days. Only in this way can we consolidate.

Fourth, if you are free, just open the browser and search (or search Baidu Library) the article "Bitter Chinese Characters" written by Lao Na five years ago, which may be enlightening or inspiring?