What phrase the common fate of all mean in the poem The Rainy day

In the final three lines Longfellow writes," Thy fate is the common fate of all,/ Into each life some rain must fall,/ Some days must be dark and dreary." This means that everybody will go through hard times because that's part of life.

either a donut or a sphere or a pancake or a flat sphere. it depends on where the vertical line is.

if the line goes through the center of the circle and is perpendicular to a diameter containing the center, then you get a flat circle.

if the line and the diameter of a the circle meet in the center of the diameter and at an angle, you get a pancake.

if the line is on the circumference of the circle and is at right angles   to the circle you get a ring.

if the line contains the diameter, you get a sphere.

the the line is parallel to the diameter and touches the circumference, you get a donut.

i think it is called the president's cabinet.