1. Social scientists help us imagine alternative futures.
2. Social science can help us make sense of our finances.
3. Social scientists contribute to our health and well‐being.
4. Social science might save your life.
5. Social science can make your neighbourhood safer.
Bring is used when something is being taken towards (to) the speaker, whereas carry is when something is transported by using hands, body, and/or strength. :)
you
it should be "yourself"
Never stop challenging yourself to do better.
1. It was the past. Perhaps they were younger when they were on social media.
2. It is none of their business. Whatever goes on in their social/private life shouldn’t affect them.
I’m not so sure about a 3rd one, but that’s all I can think of :’)