"That which is desirable on its own account and for the sake of knowing it is more of the nature of Wisdom than that w…"

"That [philosophy] is not a science of production is clear even from the history of the earliest philosophers.…"

"As the man is free, we say, who exists for his own sake and not for another's, so we pursue [philosophy] as t…"

"And therefore it is not the pleasure of curiosity, nor the quiet of resolution, nor the raising of the spirit, nor vi…"

"Knowledge, that tendeth but to satisfaction, is but as a courtesan, which is for pleasure, and not for fruit or gener…"

"For I find that even those that have sought knowledge for itself, and not for benefit, or ostentation, or any practic…"

"The learning that now is hath the curse of barrenness, and is courtesan-like, for pleasure and not for fruit."

"The true end, scope, or office of knowledge, which I have set down to consist not in any plausible, delectable, rever…"

"Human knowledge and human power meet in one; for where the cause is not known the effect cannot be produced. Nature t…"

"Practical life is not necessarily directed toward other people, as some think; and it is not the case that practical …"