Low cognitive effort- all of these symbols are clear, they mean the sun. In weather when you see them you know it will be a hot sunny day. The sun doesn't even really look like any of these yet we know it stands for the sun
“As a lotus flower is born in water, grows in water and rises out of water to stand above it unsoiled. So I, born in the world, raised in the world having overcome the world, live unsoiled by the world.