许多人都认为,人的成才最佳时期是30~40岁的中青年,因中青年人精力充沛,思维敏锐。但是,人到老年是否智力衰退,就无所作为,不可能再有什么建树和造诣了呢?就智力而言,分“晶态智力”和“液态智力”两种。所谓“晶态智力”是指后天获得的智力,它与知识、文化和经验的积累有关。如掌握知识的广度及深度,对事物的理解能力、分析能力、判断力和概括能力等。这些 Many people think that the best time to become a man is a 30 to 40-year-old middle-aged and young people who are energetic and keenly thinking. However, people do not do anything until they reach their senile dementia, so what can they accomplish and accomplish? In terms of intelligence, they are divided into two types: “crystalline intelligence” and “liquid intelligence.” The so-called “crystalline intelligence ” refers to acquired intelligence, it is related to the accumulation of knowledge, culture and experience. Such as master the breadth and depth of knowledge, understanding of things, analysis, judgment and ability to summarize. These ones