생각하고 생각하고 또 생각하라

The five elements feel intuitively useful, but I wonder what guided the selection—was it based on research, personal experience, or a mix of both?

I tried applying some of the strategies and saw immediate results. Curious if others felt the same or if it took longer to see changes.

It’s empowering to think that thinking isn’t fixed. I’d love to know what motivated this approach and if there are personal stories behind it.