No we are not all the same as although we all may have ambitions, goals, and dreams, they are not all going to be the same. We are not all equal and throughout the course of history, different communities of people have experienced different things. This is why we have diversity and different cultural values etc
Liquid particles settle after being dispersed in a gas
You may fall and get hurt can be too the weight of the backpack
Health is wealthy is true said . if your health is good then you avail do anything which you like . If your health is not good , then you want to do anything but can't due to your health.
Hope this helps good luck :)