Imagine, your friend is running late to their works, you saw them and help them at a correct time, when they leave off they says to you,

" Thanks a lot, I've been running late to my work, you came at a right time and saved me, thanks a lot for your help friend, I'll keep in mind, thank you my friend..."

How will you feel? you will feel happy right?
Even though you don't expect to
say in words, your mind will expect
to get a credits for the work you have done and that's nature...
nothing found to be wrong.

What if your friend doesn't even thank for your help you have done?
you will think that, "I've helped them, but they...