Answer:
I am in the past never in the future. I don't exist but have existed. I saw what you saw and that is what I will ever see.
What two things can you never eat for breakfast?
What word begins and ends with an E, but only has one letter?
I can be simple or I can be complex. I can be found in this riddle or in everyday life. I can be shapes or even colors.
I bring light to a dark world. In a current I travel and through tunnels I am hurled. Touch me and I'll kill you. What am I?
What made Cyclops quit teaching?