Random acts of kindness, what can i talk about?

[Napalm N9ne]

talk about how it makes you feel good when you help make another person's day better?
ask other people if they have and how they felt after

 

[Lilly.x]

I am doing a speech on random act of kindness (or just acts of kindness). What can i say? where can i find information on this? is there proven research to prove that it is good for well being? please help. thank you.