Lessons given by the word of mouth are one thing. Lessons by the experience are the other. Both are important.
The parents wants us to be secure and saved, so they provide us the comfort. I don't say they are wrong. However, there is a need of balance and wisdom while doing this all. The pampering shouldn't be beyond limit. Neither, they should drop us alone. Instead, they should let us experience life but be there to provide the safety whenever needed