一錘便成 言下即悟 / yī chuí biàn chéng yán xià jí wù /
At the Pound of a Hammer;
Sudden enlightenment upon hearing.
Category:
One Stroke Calligraphy_Phrases 一筆字：佛教成語
References:
星雲大師全集【書法類】佛教成語 The Complete Works of Venerable Master Hsing Yun: Calligraphy-Phrases
