The Thinking Behind The Tweet
No point getting chicken-and-egg bogged down thinking about what comes first - goals or self-control. No point debating whether or not there are values in goals. No point debating whether or not long-term gain justifies short-term pain. If you believe self-control is a valuable trait...then set a goal, focus on it, and work at it. [That's the way to build self-control and achieve goals.]