恩格斯说:“一个民族要想站在科学的高峰,就一刻也不能没有理论思维。”心理学家认为,思维能力是人们对于客观事物和现象的间接认识过程,它属于理性阶段,思维能力可以使人们知道自己没有直接观察实践过的事物,也能使人们预见事物的过程和结果。青少年正是长身体、长知识的时候,他们阅历少、知识少、经验少,但有着强烈的求知欲和好奇心,爱思考,爱 Engels said: “If a nation wants to stand at the peak of science, it cannot be without theoretical thinking for a moment.” Psychologists believe that thinking ability is a process of indirect understanding of objective things and phenomena. It is a rational stage, thinking. Capabilities enable people to know that they have not directly observed the things that they have practiced, but they also enable people to anticipate the processes and results of things. Adolescents are the time to grow body and knowledge. They have less experience, less knowledge, less experience, but have a strong desire for knowledge and curiosity, love to think, love