Using ‘Opposite Days’ to shake old habits and stagnate thinking for innovative, sustainable change Making drastic changes in our life doesn’t happen overnight. It requires awareness, effort, and time. Within these variables, we need to ensure that we are doing the right things, not just doing anything. What tends to happen is we focus too much on past behaviours — even if they’ve let us down. Continuing to burn ourselves out with too high-intensity workouts.