1·The self is the only knowable existent.
自我是唯一可知的存在物。
—— 《牛津词典》
2·Einstein believed in Spinoza's God, which he equated with nature itself, but he always held this "God" to be entirely knowable.
爱因斯坦信仰斯宾诺莎的上帝，他把它等同于自然自身，但他始终坚持这个“上帝”是完全可知的。
3·At any rate that certainly is not knowable a priori.
不管怎样，那肯定不是一个可知的先验。
4·All of these things are knowable and definable and yet obscured and opaque.
所有这些事情都是可知的、确定的，但又是模糊而朦胧的。
5·But in spite of the dictum of some philosophers man does not accept any arbitrary and absolute limit to his knowable world.
但是尽管某些哲学家有过权威性的断言，人类对于他的可知世界还是无以接受任何专断和绝对的极限。