Yes every achievement in life should he celebrated just like you have define celebration as a gathering be it formal or informal, an activity or activities or a special event that is very much enjoyable, marked by a happening, an achievement or something pleasant.
It is what someone does to celebrate something very important In his life which would also be remembered I agree with you my friend life is always full of ups and downs and we should learn how to celebrate our self one in a while.

The matriculation of your friend will be a joyful event to celebrate because it's not easy to gain admission nowadays.
Indeed celebration make us feel appreciated and important to people when we celebrate we will realize that they is much more to live than expected.
Celebration bring us closer to our loved ones and just like how your friends turn out for your celebration of your second anniversary on the steemit platform.

I wish you many more happy moment to celebrate and may you achieve more success in this platform.
Sending you greetings from this part of the world.