Many people report seeing quotes in their dream, either written on a wall, in a note, or coming to them in some way. If you experience this in your dream, the quote is trying to give you a very specific message. You will want to try and recall as much dream detail around this quote as you can, as this will help you with a current situation in your life.
Did someone inspire you with this quote? Do you need to do something to make a change? Do you need to not do anything in order for change to occur? Who are the key variables involved? Do they remind you of someone? This symbol can also suggest that you need to turn to things that inspire you in order to progress in your life. Who are the icons you read when you were growing up? Who were the people that you dreamed to be just like? A quote in your dream could be telling you to study them or seek help from someone who inspires you to get further towards your goals in your life.