"脳にマメを作ることは、手にマメを作ることと同じようなものです。"
— David Goggins
Simplified Meaning:
You need to make your mind tough and strong, just like how your hands get tough with hard work.
Related tags
Determination Discipline Growth mindset Hard work Mental strength Mental toughness Perseverance Persistence Resilience Self-improvementFEATURED QUOTES