I Have The Power To Fool Or Instruct. To Convince Or Distract

Riddle: I have the power to fool or instruct. To convince or distract. To give and retract. You may use me but never know my impact. What am I?

Answer: Words.

Source: https://www.riddles.com/9095

I have the power to fool or instruct. To convince or distract. To give and retract. You may use me but never know my impact. What am I? — I have the power to fool or instruct. To convince or distract by Ben Thomas Cowburn v1.

Riddle: I have the power to fool or instruct. To convince or distract. To give and retract. You may use me but never know my impact. What am I? Answer: Words. — by Ben Thomas Cowburn v2.