入不二門 / rù bù èr mén /
Enter the Gate of Non-Duality
Category:
One Stroke Calligraphy_One Liners 一筆字：甘露法語
References:
星雲大師全集【書法類】甘露法語 The Complete Works of Venerable Master Hsing Yun: Calligraphy-One-Liners
