网球是一项心理游戏。每个人都健康,每个人都打出很棒的正手和反手——重要的是头脑。
Tennis is a mental game. Everyone is fit, everyone hits great forehands and backhands – it’s the upstairs that counts.
经济学最终是为了改善人类福祉。
耐心是成功投资的关键。
The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly.