The temporal poles are thought to store abstract social knowledge.

These characters seem derived from abstract knowledge rather than lived experience.

"I would like to deliver a lecture on abstract knowledge."

But she hardened her mind with the more abstract knowledge that this was for James' life.

Half the abstract knowledge the library had fed him about the planet was obvious at a glance, now.

Why did Earth go to space in the first place, if not for abstract knowledge?

Needless to say, the idea of abstract knowledge isn't all that simple.

Only the most abstract knowledge is required for practical manipulation of matter.

Why should they be interested in what you call abstract knowledge?

Interest in abstract knowledge is a symptom of pure curiosity.