我只是努力在每种情况下保持冷静和镇定。

The mining industry must evolve to meet the demands of a changing world.

译文：女权不能让平庸的人占据，对于不同种族的人勾结在一起只能空自叹息。

理解计算的历史对于创新其未来至关重要。

The world is not a problem to be solved; it's a living being to which we belong.

最大的危险是冷漠。