Answer:
I touch the Earth, I touch the sky, but if I touch you, you’ll likely die. What am I?
I have Eighty-eight keys but cannot open a single door.
I am free the first time and second time but the third time is going to cost you money.
Soft and cuddly I'll pull on your heart. But take my last name and I'll tear you apart.
I fly away as soon as you set me loose. People around you may slowly move away once they sense my presence.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.