最聪明的时间按照智商测验，人在18－25岁最聪明。但随着年龄的增长，经验更为丰富，知识更为渊博，20多岁的人反应最为灵敏；30岁左右，记忆力开始下降，特别是数学运算能力开始减弱。但智商测验的其他项目得分上升。例如，60岁左右，脑中所储存的信息量差不多是21岁的四倍。 The smartest time in accordance with IQ test, the most intelligent people in 18-25 years. But with age, more experienced, more knowledgeable, people in their 20s are the most responsive; 30-year-old, memory began to decline, especially in math computing ability began to weaken. However, IQ scores for other items went up. For example, about 60 years old, the amount of information stored in the brain is almost four times that of 21 years old.