Here are a few more
Hustle until your haters ask if you are hiring
Only those who dare to fail greatly can ever achieve greatly
Ships are safe in the harbor, but that's not what ships are for.
When you want something you have never had, you have to do something you have never done.
A good quote for believing in yourself... you might have heard, but it's still worth mentioning.
A bird sitting on a tree knows that the branch is weak, but it still sits there, because she trusts more on her wings than the branch.