Marginal utility

I appreciate my senior in UIS recommend the principle of economics to me.I finished these two thick book in two months both of them make me more lucid about our world and the operation of economy.

The most crucial is it reminds me to select the book really worth reading and collecting.Meanwhile，I am becoming to konw the brilliance of the konwledge in my unkonwn field.

I am grateful about all of these happend last year，I am lucky enough in gaining these and I am going to expand my horizon tirelessly，I am on the proper and correct path toward my ideal me.