This paragraph assumes that everybody would pioneer if they could, and by implication condemns those who through their own choice, free will, conscience etc. decide they do not want to pioneer.
I was brought up to believe that
21 For then there will be great tribulation (affliction, distress, and oppression) such as has not been from the beginning of the world until now—no, and never will be [again].( AMP https://www.biblegateway.com/passage/?search=Matthew%2024&version=AMP)
I felt everyone should pioneer if they could.