Go for it.
IF you dont you will never know.
17 is great,no problems.
Look at the top people in the game .what have they got that the others havent got?

A brain that is used in the ring.

NAtuaral ability that is utilized by a smart team to shape their individual style .

It all starts and finishes with whats in your head.
Know your strengths and build on them .
Know your weaknesses and develop a style that covers them with your strenghts.
Above all, 1 be smarter and 2 be FITTER and 3 be more flexable than the oppositions fighter.