Trailblazer used in a sentence

Trailblazer in a sentence as a noun

I hope and expect that even if Sal Khan is a trailblazer, others can do follow his example.

He was a trailblazer in my view, in creating a system that can be used across a wide variety of disciplines.

Maybe she just wants to be respected as an equal rather than being respected for being a female/trailblazer/different/etc.

While Mobile Safari was a trailblazer in terms of mobile browser experience, I get the impression Apple no longer cares about it since doing a 180 from their "no native apps" stance.