Bravely break through all difficulties and obstacles and climb on the rugged mountain road; If this road goes through the valley of death, we should also welcome death as a source of joy. -Tagore's story
After wandering on the peak of human career, I found that there are countless mountains to climb and countless difficulties and obstacles to overcome. -Balzac's donkey skin
With the upward power, the land beyond the mountain, the winding river and the progress of human spirit can be seen at a glance. (romain rolland's "The Struggle between Love and Death")