Even during his stint in the army, Chu never put aside his brushes. Through imitating and absorbing the painting techniques of such masters as Milo and Klee, he was able to hone his mastery of brush pen techniques.
藝術現代化運動至今雖然毀譽參半，但社會大眾已逐漸能夠接納，顯示我們社會的各方面都不斷在進步當中。臨摹之外，又得恩師指點