1. The solution to the puzzle dawned on me.2. It dawned on me what she meant when she said she liked my family.3. I was in the shower and I had an epiphany about my life's purpose.
 dawn on somebody have an epiphany about somethingdawn on somebody 表示某人突然明白一件事情的意思. epiphany 就是當一個人在做一件平常的事情時突然恍然大悟一件別的事情