纪伯伦的《沙与沫》原文如下：
```
I am forever walking upon these shores,
Betwixt the sand and the foam.
The high tide will erase my foot-prints,
And the wind will blow away the foam.
But the sea and the shore will remain forever.
```
这段文字是《沙与沫》的开头，它用诗意的语言表达了作者对于生命、存在和宇宙本质的深刻思考。