[编辑] 歷史界畫在晉朝即已產生，在隋朝已經發展得比較完善，現存最早的大型界畫是唐朝懿德太子李重潤墓中的《闕樓圖》。
Sargent paints water colors without such tools because natural talent and consistent practices, which functions as maintenance of his painting ability.
I am painting a building now, after problem occurs, this term of 界畫 comes to my mind.
In extensive use, our daily activities should follow this artistic practice too: with a rule, without errors.
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凿壁偷光
I realize that too many activities for me is like my house been 凿壁偷光, so I need 拆外墙,补内墙.
