This song seems to be referring to the situation where one person does something, inspiring others, inspiring more others, eventually triggering a snowball-avalanche effect.
"Your tiny steps add up and show us
All together, we are fighting
You may feel small but you are still mighty"
Basically it tells that no matter how powerful you actually feel, there are a million of ways open to you with which you can have impact on a huge amount of people.
This song seems to be referring to the situation where one person does something, inspiring others, inspiring more others, eventually triggering a snowball-avalanche effect.
"Your tiny steps add up and show us All together, we are fighting You may feel small but you are still mighty"
Basically it tells that no matter how powerful you actually feel, there are a million of ways open to you with which you can have impact on a huge amount of people.