生活中最好的东西是免费的。

The only way to do great work is to love what you do.

每个国家的历史始于一个人的心灵中。

Technology is just a tool, people are the real asset.

You are always a valuable, worthwhile human being — not because anybody says so, not because you're successful, not because you make a lot of money — but because you decide to believe it and for no other reason.

The greatest glory in living lies not in never falling, but in rising every time we fall.

The challenge of climate change requires collaboration, not confrontation.

我们都是成功祖先的后代；失败者没有留下后代。