So, be brave, and reinvent. Dream, and move toward that reality. Do not give up on who you are, why you are here, and what this life has to offer you. There is always another step forward. There is always another second of life to be lived. There is always an opportunity to lend your hand to another who needs it.
And indeed I think that Israel's lack of vision is already creating the analogue of Brexit: As Peter Beinart has been arguing for years, the younger generation of American Jews, who are overwhelmingly liberal and cosmopolitan in outlook, are progressively disengaging from an Israel, with which they cannot identify, and whose values they do not share.