In the (grand) scheme of things phrase
"Grand" can be replaced by "great" or "whole"
Taking everything in account
In the great scheme of things, the journey was great.
There are some minor flaws, but they won't affect your score in the grand scheme of things.
The origin of this phrase is not clear.
People tend to like forbidden or illegal things just because they are forbidden or illegal.
He must have believed that stolen fruit is the sweetest, and he, therefore, cheated on his partner.