The phrase "a greater wisdom" is correct and usable in written English.
It can be used when discussing a level of understanding or insight that surpasses ordinary knowledge or intelligence.
Example: "In times of crisis, we often seek a greater wisdom to guide our decisions and actions."
Alternatives: "a higher understanding" or "an elevated insight".
"I think what's happened post-Skyfall is Bond is the one who has more experience than they do, and I think he's got a greater wisdom.
Unaware of that at the time, Bartholomew was bewildered; later he came to believe that in influencing Sally Carbery's second thoughts Hester had, then, too, been assigned a role in the pattern conceived by a greater wisdom.
But an acceptance of stuff I can't help has led me to a greater wisdom, a patience, call it whatever you want - maybe resignation - which gives me license to scoff haughtily at things like high heels and huge, stupid, fashionable purses.
When you give deep thought to something it is like connecting with a greater wisdom; you are only searching deep within you for the answer.
He does not think them morally admirable, kind, or possessed of a great wisdom inaccessible to modern man.
"Ivan had a great wisdom for helping students develop the ability to criticize constructively, whether it was a paper they were reading or just questioning each other's assumptions," said Jurafsky.
In "5 Pieces of Advice" we believe that everyone has a great wisdom to share.
Most of these movies and TV shows observe their characters' fumbling first steps into the adult world with a crucial measure of distance, from a perspective of greater wisdom and life experience.
Painful, life-threatening experiences offer an extraordinary opportunity to fast track a path to greater wisdom.
Not Japan, not the etiquette of traveling with a group, not the experience of surrendering to the greater wisdom of a leader.
"But in some areas, people may actually improve with age, taking advantage of years of experience and achieving greater wisdom and a more balanced life.
