Your mind is the barrier.
What good does mindfulness practice do? To get in touch with yourself. Empty your full mind. You become aware of your own barriers when you sit calmly.
How do your cultivate yourself?
Self-cultivation is not about doing hard work or forcing yourself to achieve an objective. The essence is in sitting with composure and emptying the mind.
Isn’t your mind full?
What is mindful practice? What good does it do? Meditation is actually about getting in touch with yourself and relaxing your full mind. Isn’t your mind full?