The best buildings are those that disappear into use.

We are like travelers who have lost their way； we must ask， each one， for directions from a passerby.

【释义】事先考虑好可能的问题，就不会陷入困境；提前做好准备，就不会陷入绝境。

平凡与非凡的区别就在于那一点额外的努力。