Know something of everything and everything of something.
［注解］意指一个人既要有一般常识，又要有专业知识。
［译］通百艺而精于一；通百艺而专一长。
Knowledge advances by steps and not by leaps.
［译］知识的获取应循序渐进，不能跃进。
Knowledge comes from experience alone.
［译］知识来自实践；实践才能出真知。
Knowledge in youth is wisdom in age.
［译］少时有知识，老来有智慧。
Knowledge is a treasure, but practice is the key to it.
［译］知识是宝库，实践是钥匙。
Knowledge is folly, except grace guide it.
［译］除非有良好的指导，否则知识就会胡闹。
Knowledge is more than equivalent to force.
［译］知识的力量远远超过武力。
Knowledge is no burden.
［译］知识并非负担：知识再多不压身。
Knowledge is of two kinds: we know a subject ourselves, or we know where we can find information upon it.
［注解］语出英国诗人、评论家Samuel Johnson（约翰逊）。
［译］知识有两种：我们通晓某一科目，或者我们晓得在什么地方能找到有关某一科目的知识。
Knowledge is power.
［注解］语出Bacon（培根）。
［译］知识就是力量。
Knowledge is the antidote to fear.
［注解］antidote 解毒药。
［译］知识是恐惧的解药。
Knowledge makes humble, ignorance makes proud.
［译］博学使人谦逊，无知使人骄傲。
Knowledge makes one laugh, but wealth makes one dance.
［译］知识使人欢笑，财富使人舞蹈。
Knowledge without practice makes but half an artist.
［译］未经实践的知识，只能成为半个行家；光学不实践，知识不全面。