在我们城市的废墟中，我们寻找身份的碎片。

Knowledge is power.

"In observational studies, we often have to rely on assumptions that are not directly testable."

The individual is reduced to a negligible quantity, perhaps less in his consciousness than in his habits and in the unconscious adjustments of his life.

The greatest discoveries often come from taking risks and thinking outside the box.

荒野教会你，你比你想象的更有能力。

The stone we extract today will shape the landscapes of tomorrow.

人通过克服困难而成长。