如果一家公司你需要每天盯着股价才能安心，那说明你根本不了解这家公司——你对它的信任只是建立在K线图上。

If you need to check a company's stock price every day to feel comfortable, you don't truly understand the company — your trust is built only on a chart.

管理层必须有长期视角，不能只关注短期利润。

Management must have a long-term perspective, not just focus on short-term profits.

如果你无法用一支蜡笔说清楚一家公司的业务，就不要买它的股票。复杂是分析的敌人，简洁是决策的朋友。

If you can't explain a company's business in one sentence with a crayon, you don't understand it well enough to invest.

如果你的小孩能一眼认出这家公司的产品并且想要它——这家公司值得你仔细研究。

If your kid can recognize this company's product at a glance and wants it — this company is worth your serious research.