多倾听你的客户,而不是对他们说话 - 他们会告诉你你需要知道的东西。
Listen to your customers more than you speak to them - they'll tell you exactly what you need to know.
最伟大的发明是那些最直接满足人类需求的发明。
自然规律是亘古不变的,不会因尧的仁德而存在,不会因桀的暴虐而消亡。