For some, seeing things becomes clearer. For others, not so much. What am I ?

Bears the load of travellers Loses effectiveness at high ambient temperatures, Subject to high friction when in use Does not roll A simpler alternative to the above can be made from barn woods by the experienced

In a toolbox snug and tight, a twist of fate turns all just right. With a grip so firm, it bends to my will, a crooked path it soon can fill.

Juliet died at my hand, when cold air hits your skin or eyeballs it can feel like thousands of tiny versions of me are piercing you.

Oh my stars! Tiny traveler in a pod, with dreams of sprouting far and wide. Often found in Granny's stew, warming the soul like a trusted quilt on a chilly night.