Many backward steps are made by standing still.

建筑是一种探索，是对未知的探索。

【大意】说话一定要讲信用，约定了就一定要做到，这是天下的高尚行为。

The present is the past rolled up for action, and the past is the present unrolled for understanding.

Meeting energy demand while reducing emissions is the defining challenge of our time.

我不害怕失败。我害怕不去尝试。