I think the key to a good performance is to be able to listen and react truthfully.

Fear can be a useful signal, but it shouldn't be the only voice we listen to.

When we understand knowledge-based systems, it will be as before -- except our fingertips will have been singed.

每一首歌都有自己的故事。

Sustainable quarrying isn't an option; it's our obligation to future generations.

有一个快乐的境况出现，但就有一个不快乐的境况相对立；有一处优美的风景出现，但就立即有一处不优美的风景相抵销。