How does Alice Walker use imagery in Entertaining God?

Examples of Imagery:

"He was like a piece of rare and delicate china which was always being saved from breaking and which finally fell."

"When she passes him at the door his heart flutters like old newspapers in a gutter disturbed by a falling gust of wind."

"And the gorilla's feet, powerful and large and twitching with impatience, were the last things he saw before the was hurled out of the violent jungle of the world into nothingness and a blinding light."