There's a tendency to think that our present politicians are much worse than we had in the past.But we tend to forget how awful our politicians were in the past.

可持续性不是成本中心，而是我们行业未来的基石。

The roads are full of crowds going somewhere, but nobody knows where they are going.

I'm not a politician, I'm a performer.

The true meaning of life is to plant trees, under whose shade you do not expect to sit.

数学之美只会向更有耐心的追随者展现。