1. Preheat your grill to medium-high heat.
2. Season the chicken breasts with salt and pepper.
3. Grill the chicken for about 5-7 minutes on each side, or until fully cooked.
4. Let the chicken rest for a few minutes, then slice it.
5. In a mixing bowl, combine mixed greens, strawberries, blueberries, feta cheese, and almonds.
6. In a small bowl, whisk together olive oil, balsamic vinegar, and honey.
7. Drizzle the dressing over the salad and toss to combine.
8. Top the salad with sliced grilled chicken and serve.