And then watch what happens to the prose style and the difference in tone: I find it most difficult to express with adequate force that flash, that shiver, that impact of passionate recognition.

然后看看那些散文风格,及语调发生的改变：,我发现要恰如其份地表现一刹那的那种颤栗，那种动了感情发现的碰撞，真是最为困难。

耶鲁公开课 - 1945年后的美国小说课程节选

These two recordings show the difference in tone between an untreated violin and one given nine months of fungal treatment.

ECONOMIST: Violin-making

While, in relation to most she has magnificent skin, hair, and stature, the one wrinkle she may think she has or the slight difference in body tone or shape which is the natural consequence of aging, causes her to come in second to a barely in-her-twenties young woman with perfect skin, perfect body and muscle tone, and is known to be 22.

FORBES: Winona Ryder At The 'Age I've Been Warned My Whole Life About'

He tells us that the difference between Kadima and Likud is one of tone, not substance.

CENTERFORSECURITYPOLICY: We are not for sale