an obstacle to progress造句

1、The world faces too many grave challenges for us to allow culture to be an obstacle to progress.

2、In the eyes of the strong, failure is not an obstacle to progress, but a ladder to help oneself climb.

3、These researchers, influenced by Robert Heilbroner's now outdated development theory, tend to view nontechnological development as an obstacle to progress.

4、Unification now had the grim name of "globalization", and was seen as a threat to diversity, which was no longer perceived as an obstacle to progress, but as a precious heritage to be preserved.

5、Once, regardless of its good or bad, is a kind of aftertaste, a feeling, a kind of thinking, can not let it affect our life today, become an obstacle to progress.