Variant: All human actions have one or more of these seven causes: chance, nature, compulsions, habit, reason, passion and desire.
The world is a stage, but the play is badly cast.
人类是一个太阳；感官是他的行星。
If you spend more than 13 minutes analyzing economic and market forecasts, you've wasted 10 minutes.
如果你花超过13分钟分析经济和市场预测，你就浪费了10分钟。
The key to artificial intelligence has always been the representation.