What have you learned about growing thick skin that isn't too thick? (rachelheldevans.com)
I guess I've grown a thicker skin over the years, but mostly rejection challenges you to get better at marketing your ideas, which isn't such a bad thing! (theeverygirl.com)
To date one, you need, as a sugar daddy, to grow some thick skin in preparation for the possibly exhaustive and lengthy spells of rants you may have to go through. (freesugardaddywebsite.com)