如果娃8岁,你该生气吗?你会怎么办? -- 不生气. Tell her that she should not do it.
如果娃14岁,你该生气吗?你会怎么办? -- 不生气. Tell her that she should not do it. And ask her to watch the sheet and etc., paint the wall, clean the door, etc. If she could not clean everything, it is OK.
如果娃18岁,你该生气吗?你会怎么办? -- 不生气. Ask her to buy me new sheet, towel. Clean the door, wall. Back to original condition and pay me the damage.
如果娃24岁,你该生气吗?你会怎么办? -- 不生气. Just give me the money for the damage ;-))