철통같다【鐵桶같다】
неприступный; незыблемый
鐵桶같다같은 방위진 неприступная линия обороны
"A friend may well be reckoned the masterpiece of nature." Ralph Waldo Emerson
"The most satisfying thing in life is to have been able to give a large part of one's self to others." Pierre Teilhard de Chardin
"It is an ironic habit of human beings to run faster when we have lost our way." Rollo May
"Hope is independent of the apparatus of logic." Norman Cousins