Answer:
I need to be taken before you can have me. What am I?
I am your most powerful weapon; I come before your eyes. I help you seek the truth, yet I often give you lies. What am I?
I can be any color you can imagine. You see me in everyday life. Look around, you can probably see some of me right now. What am I?
I go through a door but never go in, and never come out. What am I?
It's in your hand though you can not feel it. Only you and time can reveal it.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.