Found the 6 Hidden Truths of Life by Jeremy Bishop to be interesting and reminds me of my understanding of Sun Zi's Art of War. So I put them together with some of my rephrasings.
Here is the mind-map:
Comparing with Ancient Chinese Philosophies on Character Development, Happiness and Success.
This is mapped from this video.
Lim Liat (c) 22 Apr 2018
For more on Sun Zi's Art of War: Sun Zi and Other Strategists
See also: 81 Life Lessons for Your Happiness