Reply To: Different levels of religious observance (frumkeit)

The famous question of שכר מצווה is not in this world. As it says היום לעשותם ולא…. but in the very next pasuk it says reward of עקב תשמעון. So the Baaley Musar say, you get the reward for the excess and chumra in this world ( the עקב) .But the reward for din is in Olam Haba.