“You can always change your plan, but only if you have one..”

“… when your heart changes, you change, and you have to make new plans.”

“It's like you have a plan and someone comes along and makes you want to change it all, but you still like your first plan, no matter how fantastic the second one makes you feel.”

“And if there was one thing I'd finally figured out, it was that your mind is something you always CAN change.”

“"What makes you think that Valentine's change of plans had anything to do with your brother?"
"Because only Jace can piss someone off that much."”

“Surely you can change your world if you work at it. (…) a world of which you are the only source and ground is fully within your power to change. What is created can always be dissolved and re-created. All will happen as you want it, provided you really want it. (…)”

“If you like the plan you have, you can keep it. If you like the doctor you have, you can keep your doctor, too.”

“You can’t have a plan for your day, ‘til you have a plan for your life.”

“Since you alone are responsible for your thoughts, only you can change them.”

“One thing that's good about procrastination is that you always have something planned for tomorrow.”