对未来充满希望有一个很好的理由：就是这样可能让你长寿。

Here is a good reason to be hopeful about the future: it might help you stay alive.

youdao

对未来充满希望有一个很好的理由：就是这样可能让你长寿。

Here is a good reason to be hopeful about the future: it might help you stay alive.

youdao