计算的目的是洞察力，而不是数字。

If you want to be successful, you have to be willing to fail.

You'd say he did it to please the guards. Or maybe it's in order to do a good job with us. And I thought he was just to experience the feeling of a normal person again, even just for a short moment.

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