Traditional Culture Encyclopedia - Photography and portraiture - What does it mean to fade out of youth and enter youth?

What does it mean to fade out of youth and enter youth?

It means to grow up to be a young man of seventeen or eighteen, full of vigor and ideals.

Moving from youth to youth means growing from an ignorant teenager to a young man of seventeen or eighteen full of vigor and ideals. He has lost his original innocence, become mature and steady, handle things with ease, and be able to face difficulties calmly.