How significant is the development of your brain to who you are? How permanent is it to who you are? Does it change dramatically with the development of your brain?

Practice makes permanent, and that goes for brain function, too. "You can't improve memory if you don't work at it," says Dr. Morris. "The more time you devote to engaging your brain, the more it benefits." Your activity should require some level of constant practice, but the goal is not to strive for vast improvements.

Explanation:

ur answer is in the it

the correct order is:

you're your own worst enemy:

they're going to say what they say, but

their opinions aren't holding you

back. it's your self-defeatist

attitude that's keeping your work

from getting its due.