http://www.nytimes.com/2010/08/10/world/asia/10gyantse.html
The British reached Lhasa soon afterward. Two months later, the evening before leaving Lhasa for good, Colonel Younghusband rode out to a mountain and gazed down at the ancient city, where he experienced a curious epiphany that inspired him to end all acts of bloodshed and found a religious movement, the World Congress of Faiths.

“This exhilaration of the moment grew and grew till it thrilled through me with overpowering intensity,” he wrote in a memoir, “India and Tibet.” “Never again could I think evil, or ever again be at enmity with any man. All nature and all humanity were bathed in a rosy glowing radiancy; and life for the future seemed naught but buoyancy and light.”