Tears can be a bit of a mystery. How can they be used for both joy and sorrow? Even the Hebrew for crying, and indeed for the word 'tears', is associated with confusion and being mixed up.


The Midrash spends a lot of time pondering, the natural cycle, and wondering how it is that the salty waters of the sea become sweet in the rivers and when it rains.


But this is the point - even when things are unclear and bleak, there is a guarantor - an ערב in Hebrew. The same root is used for 'sweetness'. We have  Someone to trust. We can rely on Him. He has a track record. And the rivers and mountains proclaim this in the loudest terms.