I have never heard anyone express greater reverence for or understanding of his subject matter.

He expressed understanding and said that amendments would be made to the bill to address these issues.

He made a sound from deep in his throat to express his understanding.

His two tiny gestures said everything and expressed the audience's understanding of the plot.

Tracy tries to reason with him, expressing sympathy and understanding of his situation.

With it, his eyes expressed understanding and sympathetic feeling.

"I owe you a lot," said Barbara, her tone expressing complete understanding.

"We explained to him our position, and he expressed his sympathy and understanding."

Others expressed understanding of the sentiments behind the article, but felt the form and wording were open to different interpretations.

"As for the troubles we have encountered, I think you and our friend the President will also express your understanding."