This is the 5th part of the interpretation(summary) of 'Starry Messenger. (by Neil deGrasse Tyson )': Astronomical Scale.

This video primarily has one key point：
1.Vast knowledge makes us feel small, but small knowledge makes us feel lucky. We are small but not alone, lucky but not unique—that's the correct feeling brought by the cosmic perspective.



00:00:00 Introduction.
00:00:07 Vast scale .
00:02:09 Scale.
00:05:17 Concept.
00:09:06 Fortune.
00:11:29 We are neither special nor unspecial.