Joy is the perception of beauty, unlike happiness, which is because of something. Joy is singing of the heart, a feeling of praise.
"My upside days are over, Greg Sahib," he said. "I'd like to work with you for many more years, but Allah, in his wisdom, has taken much of my strength. "
Mortenson hugged this may who'd helped him so often to find his way. Despite Mouzafer's talk of weakness, his arms were still strong enough to squeeze the breath out of a large American. "What will you do?" Mortenson asked.
"My work now," Mouzafer said simply, "is to give water to the trees."