His volunteer work in the hospital 'led' him 'to' a career in nursing. = His volunteer work in the hospital 'led' [='inspired'] him 'to become' a nurse.
We've been 'led to believe' that the labels on food items disclose all ingredients, but it's becoming clear that this is not the case.
His volunteer work in the hospital 'led to' a career in nursing. = His volunteer work in the hospital 'led to' him becoming a nurse.
(..) Come on, honey, let's get you ready for bed. I am no one special, just a common man with common thoughts. I've led a common life. There are no monuments dedicated to me. And my name will soon be forgotten. But in one respect, (..)2004 The Notebook