不属于自己的东西，不要拿。
Things that aren't ours , don't take.

曾失去的东西，不曾属于我们的。
Things that we lost weren't belong to us at the first place.

不属于自己的，请不要想办法挽救，因为都不是自己的。
Things that aren't ours don't think of an idea to take it because it wasn't ours .

=)

please ，已经不是你的东西，不要再理了。
旁观者看到会呕吐的 = =
真是没脸 =P