In science the important thing is to modify and change one's ideas as science advances.
People are beginning to see that the first requisite to success in life is to...
You do have to change things as warfare changes.
Gratitude unlocks the fullness of life. It turns what we have into enough and more. It turns denial into acceptance chaos to order confusion to clarity. It can turn a meal into a feast a house into a home a stranger into a friend.