Why do Hasidic Jews always wear black?

Is it because black is always in fashion?

No.

Is it because black is slimming?

No.

Is it because they want to stay warm even in the summer?

No.

Is it because it makes it easier for them to hide in the shadows, so they can steal Christian babies?

No!

It's actually to make them appear more modest.

Now, why does comedian Richard Lewis always wear black?

All of the above?