Congratulations on that first paycheck... may it be followed (regularly) by many more.
Remember, though, that while money does not buy happiness, it does buy the accessory action playset that no happiness can be complete without...
Consider also those taxes to be the dues you must pay as a member of a fabulous club called America.
(Frankly, I am thrilled at the thought of paying USA taxes. Back home, I was taxed at 59%, and then some.)
Now, run, don't walk, to the nearest bike shop, and trade that dirty money for a shiny bike.