The tree is a calendar. It doesn’t show us the date, day of the week, nor does it show us MM/DD/YYYY. The tree’s purpose is not just giving oxygen to human beings, The tree is also a nature calendar gifted to us by earth. The Tree’s appearance and beauty changes over time as the years pass by. The leaves need to do a year of work before retiring. Every generation of leaves needs to endure the hot summer and the cold winter. After the year has passed, the leaves can finally close their eyes and fall asleep, becoming a part of the earth, leaving space for their descendants, and the cycle continues...