A person skilled in many crafts and studies is call a "jack of all trades".
A knowledgeable artist, or scholar, may be referred to as a "Renaissance man".
>> A person tripping over everything is called? A "clutz."
Regretter
A person who has done everything you have done would be considered a counterpart or a peer.
all-rounder
Hippy
someone who carefuly chekes everything out is
That depends. Usually, if the person is good at everything that they are doing, they're referred to as a 'Jack of all Trades.'
Are you referring to narcissism.
Self-Hatred
Engineers
The person that types a record of everything in a trial is a court reporter.
A martyr?