Doubtisthekeyofknowledge.懷疑乃知識的鑰匙。......
Idlenessisthekeyofbeggary,andtherootofallevil.懶惰是行乞的敲門磚,是萬惡的根源。......
Knowledgeisatreasure,butpracticeisthekeytoit.知識是一座寶庫,實踐是打開寶庫的鑰匙。......