== 笔记方法 ==

 * Zettelkasten
   * https://zettelkasten.de/posts/overview/
 * Cornell Notes
   * https://en.wikipedia.org/wiki/Cornell_Notes

== 学习方法 ==

 * 费曼学习法
   * https://sspai.com/post/61411
   * https://app.getpocket.com/read/2323936537