It means if very unlikely for something to happen, slim chance.
Answer:
My father could fix cars,my father could drive,my father could cook
This is an interesting statement. Lets break it down sentence by sentence then get the whole message. First, we all do better when we work together. Teams can get work done faster because more heads are contributing. Then we have, our differences do matter but our common humanity matters more. This means that we do have our differences but we are all working together on a common goal. Now putting the two sentences together, the quotation is trying to say that people in general work together better in order to get a certain goal that everyone is working on done. The differences should not be a hindrance to reaching a goal because the goal is more important and more crucial than the differences of the participants.
