There are a million ways to feather a nest and a million ways to make a dollar. Some swallows thrive in mud nests under bridges. Cactus wrens thrive in saguaro nests. Burrowing owls thrive in, well, burrows. Those are the conditions that suit them the best. It would be untenable for a swallow to live in a burrow or a cactus.
Dr. Dan Harrison’s research has shown that people are three times more likely to be successful if they enjoy 75% or more of their job. Don’t enjoy your job that much? Well, that may explain some things. People will excel at what suits them and what they enjoy.
There’s a million ways to be successful. The key is the exploit the ways that suit you best.