妞妞最近总爱问我“人为什么会死？”“人死了以后去哪里？”这些很难回答的问题，我告诉她人死了以后会变成Dust，妞妞昨天晚上睡觉前又想这个问题，她说“Mommy, when you die, I will collect your dust and put it into a clean place so I know you will always be there."