I am not a political person by nature. I don't think writers should be political persons. But in South Africa, you can't keep politics out of your life.
The best mathematics is simple, but not too simple.
电影是梦，是幻觉，是现实与理想的交织。
The energy industry must be part of the climate solution, not the problem.
What we know is not much. What we do not know is immense.