A story about enemy (an essay).
When the fierce battle between two group of armies was ended, there's someone who still confused and then asking two question to each soldier on both side. Did you know anyone who you kill? The answer is NO. Did all of your victims has wronged to you? Again the answer is NO. So who is your enemy?
A story about friend (true story).
Long time ago I have a friend who is rich and good-doer. I know he have a lot of friends when he still in good condition. But now he was often sickly and most of his wealth has depleted for medical treatment. One day I met him at his house. I felt like he live lonely. Along with our talk, I suggest him to call his friends to gather together with him with the hope he will feel good after that. Did you know his answer for me? He said: "Most of my friends was just like in my memory. They leave me one by one".
A story about friend and enemy from a senile old man (an essay).
One day a senile old man being asked by someone with a question like this: "Do you still remember all of your friends?". His answer: "Most of them has been disappear from the memory of my brain". And the second question to him: "If so, do you still remember of your enemy?". His answer: "I have no sense like this anymore, probably because my memory continues to decrease along with my age, so they are more quickly disappear from my brain".
And a political anecdote about friend and enemy.
There is no eternal enemies or eternal friends. There is only the eternal interests which in our brain.
So... who is your real friend or eternal enemy when you become a senile old man? NONE.