No battle plan survives contact with the enemy. – Helmuth von Moltke the Elder
Plans are of little importance, but planning is essential. – Winston Churchill
A good plan, violently executed now, is better than a perfect plan next week. – George S. Patton
Plans are nothing; planning is everything. – Dwight D. Eisenhower
Everybody has a plan until they get punched in the mouth. – Mike Tyson
Any business plan won't survive its first encounter with reality. The reality will always be different. It will never be the plan. – Jeff Bezos
Failing to plan is planning to fail. – Fortune Cookie
Having plans sounds like a good idea until you have to put clothes on and leave your house. – Facebook Meme
Planning prevents piss poor performance – US Army