To know is to understand, not necessarily
One can know and have no understanding
While one can understand and not know much at all
Some things I know I just don't understand
While some things I understand and have no idea why or how
Wisdom is the key, its byproduct is understanding and comes by way of knowledge
Who wants to be sincere but sincerely wrong
I believe no one takes this approach and is as common sense is not common
Read next
From @e-pic