His intellect seems to fluctuate depending on the situation, as he has expressed scientific knowledge from time to time.

There are times the author subjectively expresses his opinion and knowledge.

Discursive consciousness is the ability to verbally express knowledge.

Those relations express knowledge about the concepts.

Fourteen of the killers expressed knowledge about their predecessors.

He said he knew of the information discussed before the board but expressed little knowledge or interest in the details of the funds' operations.

With a gasp that expressed considerable knowledge of the situation, Joan decided to follow them.

Uncertainty or Probability - Expresses inference, rather than direct knowledge.

Mr. Fail expressed little knowledge of statements made by his subordinates to regulators.