Answer:
I am good at concealing what's real and hide what's true. Sometimes I bring out the courage in you!
My first though water cures no thirst my next alone has soul and when he lives upon my first he then is called my whole.
I help boats park
Ten men's strength, ten men's length. Ten men can't break me, yet a young boy walks off with me. What am I?
Sometimes I fly as fast as the speed of light. Sometime I crawl as slow as a snail. Unknown until I am measured but you will certainly miss me when Iβm gone.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?