sustine et abstine is a public notebook on investing discipline, mental models, AI workflows, and practical judgment.
The best way to follow the work is to choose the channel that fits how you read. Long essays live here on the library. Short notes and title tests go to X. Chinese essays and drafts go to the WeChat official account.
Follow
- WeChat Official Account: 柔和谦卑 履责 求知 (sustine_et_abstine)
- X: @CharlieLam61499
- Library: sustine.top/library
- Blog: sustine.top/blog
Start Here
- The Inner Scorecard: Buffett's Most Underrated Idea
- Munger's Lattice of Mental Models
- 如何做政策前瞻性判断
- AI Agent Native Development Methodology
What To Expect
The work is intentionally slow: reading notes, source-grounded essays, practical checklists, and periodic reflections on how ideas survive contact with real decisions.
Investment writing here is educational. It discusses history, process, incentives, evidence, and risk. It does not provide stock tips, target prices, position instructions, or paid following.