He became known as a nice guy and a good teacher whose players took advantage of his good nature.

Taking advantage of someone's competitive nature can drive up the price.

He'd like to take advantage of your good nature.

People take advantage of his nature, and cheat him.

"Everyone takes advantage of my basic good and trusting nature."

Forgive me if I wish to make certain that no one has taken advantage of your good nature.

He not being here, I take advantage of your good nature.

"Making use of you, taking advantage of your good nature!"

I believe that I should always be nice even if it means allowing others to take advantage of my good nature.

I took advantage of his good nature from time to time.