Attention is the focus of mental activity, concentration on the most important objects or phenomena. Attention can be voluntary or involuntary. For active assimilation and memorization of information, attention must be focused, stable, correctly distributed; it is also necessary to switch it to another subject or topic in time to prevent the development of fatigue.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.