Answer:
Humans have two that shrink in the light and expand in the dark
Passed from father to son and shared between brothers, its importance is unquestioned though it is used more by others.
I have one eye, See near and far, I hold the moments you treasure, And the things that make you weep.
if I drink I die if I eat I am fine what am i
What can be seen but not touched?
I touch the Earth, I touch the sky, but if I touch you, you’ll likely die. What am I?