Diversification is the only free lunch in investing.
分散投资是投资中唯一的免费午餐。
优化不是追求完美，而是在现有信息和资源下做出最佳决策。
领导力是关于以长远眼光做出艰难决定。
To write a good love letter， you ought to begin without knowing what you mean to say， and to finish without knowing what you have written.
Control your expenses better than your competition. This is where you can always find the competitive advantage.