The key ingredients of happiness could not be material or aesthetic, but must always stubbornly psychological.
幸福的关键因素并非是物质的或审美的，而永远是心理上的。《旅行的艺术》
任何经济理论的最终检验标准是它是否能改善现实世界的决策。
You must be the change you wish to see in the world.
The key to trading is to have an edge and to know what that edge is.
The best performance improvement is the transition from the nonworking state to the working state.
永远保持好奇心，突破往往就在那里发生。