Men say talking to you is my motivation. What should I say?

If you want to answer this person, you can say:

"Thank you for your compliment. I'm glad to bring you motivation. I believe in your ability and talent, as well as your efforts and determination. No matter what you do, I believe you will succeed. "

Such an answer can express your encouragement and support to him and your confidence in his ability and determination. Such an answer can help him to better develop his potential and achieve his goals.