What conditions can be considered favorable?

Winter temperature is not lower than – 15 ° С, in summer not higher than +25 ° С, humidity is 40-60%, sufficient moisture, no swamps, midges.

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.