What is something that should not undergo a "trial and error" process..?

[BLUE™]

Is there such when almost everything in life is a continuously learning process...?

 

[Lefty]

Parachuting from 20,000 feet.

 

[mindy]

Nuclear power plant..there is no room for error..if you fail at it..its going kill tons of people and put nuclear stuff in the enviroment..very bad

 

[La Dolce Vita]

Our intuition. It is the power of knowing things without conscious reasoning.

 

[Spicey]

Administration of medications to the elderly and immunocompromised. Some doctors I know REALLY like to push their pills on my uncle. I guess it's his $9 per every VA prescription he gets ordered for him, by them.

 

[Happy Rooster]

everything has a first time and everything at some point has been through a trail and error process

 

[yoan]

a contin learning process is obviously broken down in what you already said..."trial and error"

so i don't see what's wrong with this