Your most precious thing(s)?

[marvelangga]

I hope you won't get sick of this kind of (emo) threads, lol~ :P Anyway, for some reason or another, I just want to know what AF people hold the dearest.

To begin:

 

still thinking about it... >.<

EDIT: To clear the ambiguity, this thread is not limited to materials alone (although the title says itself), and so includes every other "things" that may not be a thing itself.