I suspect somehow that you were not making a living repairing automobiles in the 1970's, nor trying to keep up with the ridiculous regulatory environment while teaching the next generation of mechanics to make a living in the 1990s. Real life experience usually trumps pie in the sky pipe dreams.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!