“If you don’t know exactly where you’re going, how will you know when you get there?”
“If you don’t know where you’re going, you may miss it when you get there”
“The past needs to be remembered. If you do not know where you come from, then you don’t know where you are, and if you don’t know where you are, then you don’t know where you’re going.”
“If you don’t know exactly where you are going (and why),that is exactly where you will end up.”
“If you don't know where you are going, how will you know when you get there?”
“Unless you know where you are going then you will not know how to get there.”