The true way to render ourselves happy is to love our work and find in it our pleasure.

We are all haunted by the shadows of our former selves.

The wild is a place of discovery. To survive, you have to explore it.

There is no reason why good cannot triumph as often as evil. The triumph of anything is a matter of organization.

我们实现明天的唯一限制将是我们今天的怀疑。

水泥生产中的创新必须平衡效率与环境责任。