Answer:
I am good at concealing what's real and hide what's true. Sometimes I bring out the courage in you!
Sometimes dark and sometimes bright, I make my way among twinkling lights. Seas and oceans obey my call, yet mountains I cannot move at all. What am I?
I am expelled from you orally with a sound
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 can be repeated but rarely in the same way. I can't be changed but can be rewritten. I can be passed down but should not be forgotten.
The profession of Jimi Hendrix and Eric Clapton