The magical application of historical brushes in PS

I think there are a lot of discussions in the League of grinding skin posts, are using plug-ins, I do not use Plug-ins. I don't know if anyone has ever sent a similar tutorial before, I didn't search it. First look at the effect: After opening the Gaussian blur, the parameters are random, I do not necessarily good After blurring, create a new snapshot, and then go back to the open step, note the brush icon in front of snapshot 1 Select the history brush tool, opacity I use 50%, here is also arbitrary, the lower the value, the easier the adjustment, but lower the speed, the value is higher then the contrary. And the eye mouth contour clear place do not touch. Hard to grind ah, grinding AH ~ ~ ~. After the completion, I have adjusted the color level and color balance, here and at random, according to the circumstances dispensable.