予壯年時幽居山谷塵俗罕接惟與泉石草木爲侶日徜徉其間醒悅心目而已年老力衰世移事改向之醒心悅目者反足以損靈亂思矣蓋所養於中者既異故應於外者自殊是以石失其貞而存其亂木失其美而存其惡泉失其清而存其污草失其勁而存其弱理固然也因成律詩四首以泄胸中之鬱抑呈錄同志庶知比興之有在焉其三