To see a world in a grain of sand

To see a world in a grain of sand 
And a heaven in a wild flower
Hold infinity in the palm of your hand 
And eternity in an hour.   
- William Blake

一沙一世界，一花一天堂。
无限掌中置，刹那成永恒。
- （英）威廉·布莱克 [徐志摩 译]