Do you mind correcting these sentences? (This is from an essay on advantages of having friends who are similar to you or different from you)
 
1. �ve had friends of the same nature and people who are different from me.
 
How about SIMILAR NATURE? 
 
2Then life becomes easy and comfortable which helps t o form happy and harmonious relationships between friends or spouses.
 
How about AMONG FRIENDS OR SPOUSES ? (If you mean relationships between 2 people, is  it still OK to use the word "between"?
 
3 . Moreover, friends,who are different from you, can help you broaden your mind as well as show you a different perspective of the world. For example, you can get to know a foreign culture with your friend �s help which  is very difficult without studying it for a long time.
 HOW ABOUT:This:which is difficult to do only by yourself. 
 
 Thank you for your help.