Business, life itself, is damned hard work if you wanna be...

Business, life itself, is damned hard work if you wanna be good at it. Actually, that's precisely wrong. Business ceases to be work when you're chasing a dream that has engorged you. ("Work should be more fun than fun" - Noel Coward.) And if the passion isn't there. then biotech and plumbing will be equal drags.