Golden ratio (graphic from Baidu)

Most things in nature are in line with the golden ratio. For example, the length-width ratio of ordinary leaves, the length ratio of butterfly's spread wings, and the head-to-body ratio of human beings all conform to the golden ratio. It can be said that the golden ratio always exists widely in nature.

The golden ratio can be used as a skill in painting and photography. Using the golden ratio to draw or take pictures is more in line with the physiological structure of human eyes, and it is easier for people to find its beauty and produce * * * sounds with people.

On the stage, the golden ratio is more conducive to the transmission of sound. Therefore, singers or performers who want their voices to be more beautiful and appealing should stand in the golden ratio of the stage, that is, about one third of the stage.

The golden ratio of time, season and temperature. Autumn in July and August every year happens to be the golden point of the year, which is the best season for human immunity. About two-thirds of a person's time in a day is spent on work and study, and one-third of the time is most suitable for sleeping and resting. In addition, people usually feel most comfortable in the temperature range of 22 degrees Celsius to 24 degrees Celsius, because this temperature range is in golden proportion to the body temperature of 37 degrees Celsius.

The golden ratio of books, newspapers and magazines makes people more comfortable to read. Now 16:9 monitors are becoming more and more popular, which is also related to the golden ratio of reading. Business cards printed by people

This is also the golden ratio.