解释：驼背的人，是无法让他直起身子来的。

每个问题都有两面性。

"Writing is the only thing that, when I do it, I don't feel I should be doing something else."

You don't have to have a reason to love somebody.

最可持续的产品是能持续一生的产品。

投资的未来在于利用技术和数据的能力。