Is Passover Anti-Joy?

In the two thousand years that Jews have been living in western society, we have developed a reputation for being contrarians; we read from right to left instead of left to right, we show respect by covering, rather than uncovering, our heads, and in late December have generally sung oy, rather than joy, to the world.  I noted the latest contrarian trend when I began cleaning for Passover.  The biggest thing in cleaning these day is Marie Kondo’s book “