Subtitle preview:
1
00:00:00,633 --> 00:00:04,933
What are the invisible forces
that help us survive
2
00:00:06,106 --> 00:00:08,404
for the split second response
when faced with danger
3
00:00:10,243 --> 00:00:12,404
or a baby's inborn ability
4
00:00:12,579 --> 00:00:15,139
to reject potentially harmful food
5
00:00:16,583 --> 00:00:20,986
To the huge risks we'll take when