Brothes wants to borrow my car to impress a girl should i let him?

Soo im 25 years old and my brother who is 18 years old( he have his driving license for about 5 monts now) asked me if he can borrow my car because he was going to meet a girl and he wanted to impress her. I told him that he sould be himself and that i would think if i let him borrow or nor. He said alright. I... show more Soo im 25 years old and my brother who is 18 years old( he have his driving license for about 5 monts now) asked me if he can borrow my car because he was going to meet a girl and he wanted to impress her.
I told him that he sould be himself and that i would think if i let him borrow or nor.
He said alright.
I really love my brother but my car is really fast and im afraid for him.
And should i actually let him borrow my car to impress her?
Should i let him borrow my car?
Update: Brother*
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