When did Homo sapiens appear? How did he differ from a skilled person?

Homo sapiens appeared over 40 thousand years. The brain volume of a Homo sapiens was 2 times greater than that of a Homo sapiens. He was taller and had a straight figure. Homo sapiens had a coherent speech.

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.