In a bowl, whisk juice, shallot, honey, salt and pepper flakes. Add kale; toss well. Let sit 20 minutes. Mix in oil. Refrigerate for up to 1 day, or serve immediately. In a dry pan, toast almonds over medium heat, tossing constantly, until color deepens, 1 to 2 minutes. Add almonds, dates and Parmesan to kale; serve.