数据库技术的进化是一段旅程，而不是目的地。我们必须继续创新和适应。
我们生活在一个墙有耳、地有眼的世界。
——杜抨击当时的国民政府。
What you actually pay for something is at least twice the listed price because of the energy， time， money needed to set it up， learn， maintain， repair， and dispose of at the end. Not all prices appear on labels. Actual costs are 2x listed prices.
投资者应避免基于情绪或市场炒作做出投资决策。
The function of education is to teach one to think intensively and to think critically.