I have loved it ever since I was a child . As a child, I was always curious.
It feels a little redundant here.
I still have that insatiable thirst for knowledge.
I don't know, it just feels stronger this way.
the kind that discovered new facts about the universe and its laws and such
Discovers, not discovered.
all of that changed
"everything" can replace "all of that".
my dad couldn't even walk, write, couldn't even go to the bathroom, and couldn't evenso on
I would replace the "and so on" part with some other factor.
I hated how everyone
Stick a different adjective in there. Hate is too common.
My dad would get so angry sometimes about his condition.
Angry isn't really strong enough either. Maybe:
Sometimes, my dad was excruciatingly frustrated about his condition..After knowingexperiencing what my dad and my family have gone throughall of this
You don't just know about this, you experience this.
These are all just stylistic suggestions that I prefer. Overall, I think the essay does a great job at highlighting a personal reason for your desires.