Translation of couragiert

Design is a poem in which Robert Frost tries to confront us with the questions of life and nature. The topic is not only about nature but also about the human being and his capability to recognize.
If that gets out of control (riots or support for radicals), there may flourish a steady ground on which the mentioned could reoccur. Then after a while this turns to be nationalism on a larger scale.
After a short guided tour we came back to pick up our luggage and left to the airport. When the airplane took off it was already dark outside. We were surprised about the airline's good condition and service.