This statement conveys a message of determination and resilience:
"On good days, work out": It suggests that on days when you're feeling positive and energetic, you should engage in physical exercise as part of your routine.
"On bad days, work out harder": This part emphasizes the importance of pushing yourself even further when faced with challenges or difficult days.
In essence, this statement encourages a commitment to fitness and well-being regardless of the circumstances. It implies that exercise can be a source of strength and positivity, both on good days and on days when you need an extra boost to overcome obstacles and stress.