All people hate when you tip me If I answer what's wrong then you doubt me I'm the one thing that will last forever If you know me you can't be that clever

I'm fastened with nails. I'm a means to arrive. I'm two to begin but I end as a five. My length is my own, not know globally. The most devious time is when something's a me.

View me with disgust But compute me you must Might make you sick I bet But you need to to catch the net

Jane and John have four daughters. Each of their daughters has one brother. How many children do Jane and John have in total?

by nature you fear me, most want to learn, once learn I no longer exist. what am I?