...ranging from comfort to fear. (Para. 1)
The expression "ranging from comfort to fear" means reactions that include both of the opposites 'comfort' and 'fear' and anything in between.
range from: occur between certain limits or "to put things in rows; order in a line or lines". For example,
There are 80 students whose ages ranged from 20 to 40. 80位学生年龄从20岁到40岁不等。
Prices range from $10 to $25. 价格从10美元到25美元不等。
range: v. put things in rows; order in a line or lines
He had ranged the bottles from small to large in rows against the wall. 他把瓶子从小到大靠墙排成几排。
range: n. a choice; a variety; or the distance over which an object can be sent or thrown; the distance over which a sound can be heard, etc.
They can take part in a wide range of free time activities. 他们能够参加各种各样的业余活动。
We are within range of their guns. 我们正处于他们炮火的射程之内。